Finding the Third Proportional to 140,376 and 304,397.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,376 : 304,397.50 = 304,397.50 : x
2. Step 2: Convert to fraction form
   140,376/304,397.50 = 304,397.50/x
3. Step 3: Cross multiply
   140,376x = 304,397.50 × 304,397.50
4. Step 4: Simplify right side
   140,376x = 92,657,838,006.25
5. Step 5: Solve for x
   x = 92,657,838,006.25/140,376
6. Step 6: Final answer
   x = 660,068.94