Finding the Third Proportional to 59,099.63 and 88,440.61

Step by Step Solution

1. Step 1: Write the proportion equation
   59,099.63 : 88,440.61 = 88,440.61 : x
2. Step 2: Convert to fraction form
   59,099.63/88,440.61 = 88,440.61/x
3. Step 3: Cross multiply
   59,099.63x = 88,440.61 × 88,440.61
4. Step 4: Simplify right side
   59,099.63x = 7,821,741,386.62
5. Step 5: Solve for x
   x = 7,821,741,386.62/59,099.63
6. Step 6: Final answer
   x = 132,348.41