Finding the Third Proportional to 157,504.50 and 252,656.72

Step by Step Solution

1. Step 1: Write the proportion equation
   157,504.50 : 252,656.72 = 252,656.72 : x
2. Step 2: Convert to fraction form
   157,504.50/252,656.72 = 252,656.72/x
3. Step 3: Cross multiply
   157,504.50x = 252,656.72 × 252,656.72
4. Step 4: Simplify right side
   157,504.50x = 63,835,417,529.52
5. Step 5: Solve for x
   x = 63,835,417,529.52/157,504.50
6. Step 6: Final answer
   x = 405,292.66