Finding the Third Proportional to 61,193.25 and 89,440.88

Step by Step Solution

1. Step 1: Write the proportion equation
   61,193.25 : 89,440.88 = 89,440.88 : x
2. Step 2: Convert to fraction form
   61,193.25/89,440.88 = 89,440.88/x
3. Step 3: Cross multiply
   61,193.25x = 89,440.88 × 89,440.88
4. Step 4: Simplify right side
   61,193.25x = 7,999,670,120.77
5. Step 5: Solve for x
   x = 7,999,670,120.77/61,193.25
6. Step 6: Final answer
   x = 130,727.98