Finding the Third Proportional to 174,148.31 and 265,726.69

Step by Step Solution

1. Step 1: Write the proportion equation
   174,148.31 : 265,726.69 = 265,726.69 : x
2. Step 2: Convert to fraction form
   174,148.31/265,726.69 = 265,726.69/x
3. Step 3: Cross multiply
   174,148.31x = 265,726.69 × 265,726.69
4. Step 4: Simplify right side
   174,148.31x = 70,610,672,449.72
5. Step 5: Solve for x
   x = 70,610,672,449.72/174,148.31
6. Step 6: Final answer
   x = 405,462.86