Finding the Third Proportional to 57,073.88 and 88,718.53

Step by Step Solution

1. Step 1: Write the proportion equation
   57,073.88 : 88,718.53 = 88,718.53 : x
2. Step 2: Convert to fraction form
   57,073.88/88,718.53 = 88,718.53/x
3. Step 3: Cross multiply
   57,073.88x = 88,718.53 × 88,718.53
4. Step 4: Simplify right side
   57,073.88x = 7,870,977,787.16
5. Step 5: Solve for x
   x = 7,870,977,787.16/57,073.88
6. Step 6: Final answer
   x = 137,908.59