Finding the Third Proportional to 32,288.63 and 69,520.78

Step by Step Solution

1. Step 1: Write the proportion equation
   32,288.63 : 69,520.78 = 69,520.78 : x
2. Step 2: Convert to fraction form
   32,288.63/69,520.78 = 69,520.78/x
3. Step 3: Cross multiply
   32,288.63x = 69,520.78 × 69,520.78
4. Step 4: Simplify right side
   32,288.63x = 4,833,139,025.61
5. Step 5: Solve for x
   x = 4,833,139,025.61/32,288.63
6. Step 6: Final answer
   x = 149,685.50