Finding the Third Proportional to 140,376 and 267,805.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,376 : 267,805.50 = 267,805.50 : x
2. Step 2: Convert to fraction form
   140,376/267,805.50 = 267,805.50/x
3. Step 3: Cross multiply
   140,376x = 267,805.50 × 267,805.50
4. Step 4: Simplify right side
   140,376x = 71,719,785,830.25
5. Step 5: Solve for x
   x = 71,719,785,830.25/140,376
6. Step 6: Final answer
   x = 510,912.02