Finding the Third Proportional to 39,517.88 and 70,264.13

Step by Step Solution

1. Step 1: Write the proportion equation
   39,517.88 : 70,264.13 = 70,264.13 : x
2. Step 2: Convert to fraction form
   39,517.88/70,264.13 = 70,264.13/x
3. Step 3: Cross multiply
   39,517.88x = 70,264.13 × 70,264.13
4. Step 4: Simplify right side
   39,517.88x = 4,937,047,262.02
5. Step 5: Solve for x
   x = 4,937,047,262.02/39,517.88
6. Step 6: Final answer
   x = 124,932.00