Finding the Third Proportional to 156,598.31 and 252,127.69

Step by Step Solution

1. Step 1: Write the proportion equation
   156,598.31 : 252,127.69 = 252,127.69 : x
2. Step 2: Convert to fraction form
   156,598.31/252,127.69 = 252,127.69/x
3. Step 3: Cross multiply
   156,598.31x = 252,127.69 × 252,127.69
4. Step 4: Simplify right side
   156,598.31x = 63,568,370,804.10
5. Step 5: Solve for x
   x = 63,568,370,804.10/156,598.31
6. Step 6: Final answer
   x = 405,932.67