Finding the Third Proportional to 80,201,707.50 and 171,913,981.50

Step by Step Solution

1. Step 1: Write the proportion equation
   80,201,707.50 : 171,913,981.50 = 171,913,981.50 : x
2. Step 2: Convert to fraction form
   80,201,707.50/171,913,981.50 = 171,913,981.50/x
3. Step 3: Cross multiply
   80,201,707.50x = 171,913,981.50 × 171,913,981.50
4. Step 4: Simplify right side
   80,201,707.50x = 29,554,417,035,182,344
5. Step 5: Solve for x
   x = 29,554,417,035,182,344/80,201,707.50
6. Step 6: Final answer
   x = 368,501,095.01