Finding the Third Proportional to 53,503.88 and 82,960.88

Step by Step Solution

1. Step 1: Write the proportion equation
   53,503.88 : 82,960.88 = 82,960.88 : x
2. Step 2: Convert to fraction form
   53,503.88/82,960.88 = 82,960.88/x
3. Step 3: Cross multiply
   53,503.88x = 82,960.88 × 82,960.88
4. Step 4: Simplify right side
   53,503.88x = 6,882,506,780.77
5. Step 5: Solve for x
   x = 6,882,506,780.77/53,503.88
6. Step 6: Final answer
   x = 128,635.67