Finding the Third Proportional to 60,374.50 and 132,642.50

Step by Step Solution

1. Step 1: Write the proportion equation
   60,374.50 : 132,642.50 = 132,642.50 : x
2. Step 2: Convert to fraction form
   60,374.50/132,642.50 = 132,642.50/x
3. Step 3: Cross multiply
   60,374.50x = 132,642.50 × 132,642.50
4. Step 4: Simplify right side
   60,374.50x = 17,594,032,806.25
5. Step 5: Solve for x
   x = 17,594,032,806.25/60,374.50
6. Step 6: Final answer
   x = 291,414.97