Finding the Third Proportional to 57,062.25 and 89,047.50

Step by Step Solution

1. Step 1: Write the proportion equation
   57,062.25 : 89,047.50 = 89,047.50 : x
2. Step 2: Convert to fraction form
   57,062.25/89,047.50 = 89,047.50/x
3. Step 3: Cross multiply
   57,062.25x = 89,047.50 × 89,047.50
4. Step 4: Simplify right side
   57,062.25x = 7,929,457,256.25
5. Step 5: Solve for x
   x = 7,929,457,256.25/57,062.25
6. Step 6: Final answer
   x = 138,961.52