Finding the Third Proportional to 8,886,105,705.75 and 18,507,709,155

Step by Step Solution

1. Step 1: Write the proportion equation
   8,886,105,705.75 : 18,507,709,155 = 18,507,709,155 : x
2. Step 2: Convert to fraction form
   8,886,105,705.75/18,507,709,155 = 18,507,709,155/x
3. Step 3: Cross multiply
   8,886,105,705.75x = 18,507,709,155 × 18,507,709,155
4. Step 4: Simplify right side
   8,886,105,705.75x = 342,535,298,166,070,837,248
5. Step 5: Solve for x
   x = 342,535,298,166,070,837,248/8,886,105,705.75
6. Step 6: Final answer
   x = 38,547,290,512.70