Finding the Third Proportional to 76,572,097.50 and 168,022,110

Step by Step Solution

1. Step 1: Write the proportion equation
   76,572,097.50 : 168,022,110 = 168,022,110 : x
2. Step 2: Convert to fraction form
   76,572,097.50/168,022,110 = 168,022,110/x
3. Step 3: Cross multiply
   76,572,097.50x = 168,022,110 × 168,022,110
4. Step 4: Simplify right side
   76,572,097.50x = 28,231,429,448,852,100
5. Step 5: Solve for x
   x = 28,231,429,448,852,100/76,572,097.50
6. Step 6: Final answer
   x = 368,690,820.42