Finding the Third Proportional to 6,123,106,742,972 and 13,119,591,047,832

Step by Step Solution

1. Step 1: Write the proportion equation
   6,123,106,742,972 : 13,119,591,047,832 = 13,119,591,047,832 : x
2. Step 2: Convert to fraction form
   6,123,106,742,972/13,119,591,047,832 = 13,119,591,047,832/x
3. Step 3: Cross multiply
   6,123,106,742,972x = 13,119,591,047,832 × 13,119,591,047,832
4. Step 4: Simplify right side
   6,123,106,742,972x = 172,123,669,262,353,547,910,971,392
5. Step 5: Solve for x
   x = 172,123,669,262,353,547,910,971,392/6,123,106,742,972
6. Step 6: Final answer
   x = 28,110,512,602,105.82