Finding the Third Proportional to 117,160.50 and 252,120

Step by Step Solution

1. Step 1: Write the proportion equation
   117,160.50 : 252,120 = 252,120 : x
2. Step 2: Convert to fraction form
   117,160.50/252,120 = 252,120/x
3. Step 3: Cross multiply
   117,160.50x = 252,120 × 252,120
4. Step 4: Simplify right side
   117,160.50x = 63,564,494,400
5. Step 5: Solve for x
   x = 63,564,494,400/117,160.50
6. Step 6: Final answer
   x = 542,542.02