Finding the Third Proportional to 125,199 and 274,387.50

Step by Step Solution

1. Step 1: Write the proportion equation
   125,199 : 274,387.50 = 274,387.50 : x
2. Step 2: Convert to fraction form
   125,199/274,387.50 = 274,387.50/x
3. Step 3: Cross multiply
   125,199x = 274,387.50 × 274,387.50
4. Step 4: Simplify right side
   125,199x = 75,288,500,156.25
5. Step 5: Solve for x
   x = 75,288,500,156.25/125,199
6. Step 6: Final answer
   x = 601,350.65