Finding the Third Proportional to 125,631 and 273,388.50

Step by Step Solution

1. Step 1: Write the proportion equation
   125,631 : 273,388.50 = 273,388.50 : x
2. Step 2: Convert to fraction form
   125,631/273,388.50 = 273,388.50/x
3. Step 3: Cross multiply
   125,631x = 273,388.50 × 273,388.50
4. Step 4: Simplify right side
   125,631x = 74,741,271,932.25
5. Step 5: Solve for x
   x = 74,741,271,932.25/125,631
6. Step 6: Final answer
   x = 594,926.98