Finding the Third Proportional to 57,308 and 88,554

Step by Step Solution

1. Step 1: Write the proportion equation
   57,308 : 88,554 = 88,554 : x
2. Step 2: Convert to fraction form
   57,308/88,554 = 88,554/x
3. Step 3: Cross multiply
   57,308x = 88,554 × 88,554
4. Step 4: Simplify right side
   57,308x = 7,841,810,916
5. Step 5: Solve for x
   x = 7,841,810,916/57,308
6. Step 6: Final answer
   x = 136,836.23