Finding the Third Proportional to 61,229.25 and 89,748

Step by Step Solution

1. Step 1: Write the proportion equation
   61,229.25 : 89,748 = 89,748 : x
2. Step 2: Convert to fraction form
   61,229.25/89,748 = 89,748/x
3. Step 3: Cross multiply
   61,229.25x = 89,748 × 89,748
4. Step 4: Simplify right side
   61,229.25x = 8,054,703,504
5. Step 5: Solve for x
   x = 8,054,703,504/61,229.25
6. Step 6: Final answer
   x = 131,549.93