Finding the Third Proportional to 125,931 and 187,276.50

Step by Step Solution

1. Step 1: Write the proportion equation
   125,931 : 187,276.50 = 187,276.50 : x
2. Step 2: Convert to fraction form
   125,931/187,276.50 = 187,276.50/x
3. Step 3: Cross multiply
   125,931x = 187,276.50 × 187,276.50
4. Step 4: Simplify right side
   125,931x = 35,072,487,452.25
5. Step 5: Solve for x
   x = 35,072,487,452.25/125,931
6. Step 6: Final answer
   x = 278,505.59