Finding the Third Proportional to 56,713.50 and 88,209.84

Step by Step Solution

1. Step 1: Write the proportion equation
   56,713.50 : 88,209.84 = 88,209.84 : x
2. Step 2: Convert to fraction form
   56,713.50/88,209.84 = 88,209.84/x
3. Step 3: Cross multiply
   56,713.50x = 88,209.84 × 88,209.84
4. Step 4: Simplify right side
   56,713.50x = 7,780,976,534.40
5. Step 5: Solve for x
   x = 7,780,976,534.40/56,713.50
6. Step 6: Final answer
   x = 137,197.96