Finding the Third Proportional to 155,510,338.50 and 334,098,787.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,510,338.50 : 334,098,787.50 = 334,098,787.50 : x
2. Step 2: Convert to fraction form
   155,510,338.50/334,098,787.50 = 334,098,787.50/x
3. Step 3: Cross multiply
   155,510,338.50x = 334,098,787.50 × 334,098,787.50
4. Step 4: Simplify right side
   155,510,338.50x = 111,621,999,808,970,160
5. Step 5: Solve for x
   x = 111,621,999,808,970,160/155,510,338.50
6. Step 6: Final answer
   x = 717,778,643.44