Finding the Third Proportional to 60,031.50 and 86,947.88

Step by Step Solution

1. Step 1: Write the proportion equation
   60,031.50 : 86,947.88 = 86,947.88 : x
2. Step 2: Convert to fraction form
   60,031.50/86,947.88 = 86,947.88/x
3. Step 3: Cross multiply
   60,031.50x = 86,947.88 × 86,947.88
4. Step 4: Simplify right side
   60,031.50x = 7,559,932,967.02
5. Step 5: Solve for x
   x = 7,559,932,967.02/60,031.50
6. Step 6: Final answer
   x = 125,932.77