Finding the Third Proportional to 6,123,106,742,904 and 13,119,591,047,704

Step by Step Solution

1. Step 1: Write the proportion equation
   6,123,106,742,904 : 13,119,591,047,704 = 13,119,591,047,704 : x
2. Step 2: Convert to fraction form
   6,123,106,742,904/13,119,591,047,704 = 13,119,591,047,704/x
3. Step 3: Cross multiply
   6,123,106,742,904x = 13,119,591,047,704 × 13,119,591,047,704
4. Step 4: Simplify right side
   6,123,106,742,904x = 172,123,669,258,994,952,204,976,128
5. Step 5: Solve for x
   x = 172,123,669,258,994,952,204,976,128/6,123,106,742,904
6. Step 6: Final answer
   x = 28,110,512,601,869.49