Finding the Third Proportional to 174,985.31 and 262,414.69

Step by Step Solution

1. Step 1: Write the proportion equation
   174,985.31 : 262,414.69 = 262,414.69 : x
2. Step 2: Convert to fraction form
   174,985.31/262,414.69 = 262,414.69/x
3. Step 3: Cross multiply
   174,985.31x = 262,414.69 × 262,414.69
4. Step 4: Simplify right side
   174,985.31x = 68,861,468,215.72
5. Step 5: Solve for x
   x = 68,861,468,215.72/174,985.31
6. Step 6: Final answer
   x = 393,527.13