Finding the Third Proportional to 116,940.38 and 252,589.50

Step by Step Solution

1. Step 1: Write the proportion equation
   116,940.38 : 252,589.50 = 252,589.50 : x
2. Step 2: Convert to fraction form
   116,940.38/252,589.50 = 252,589.50/x
3. Step 3: Cross multiply
   116,940.38x = 252,589.50 × 252,589.50
4. Step 4: Simplify right side
   116,940.38x = 63,801,455,510.25
5. Step 5: Solve for x
   x = 63,801,455,510.25/116,940.38
6. Step 6: Final answer
   x = 545,589.63