Finding the Third Proportional to 53,286.75 and 71,089.88

Step by Step Solution

1. Step 1: Write the proportion equation
   53,286.75 : 71,089.88 = 71,089.88 : x
2. Step 2: Convert to fraction form
   53,286.75/71,089.88 = 71,089.88/x
3. Step 3: Cross multiply
   53,286.75x = 71,089.88 × 71,089.88
4. Step 4: Simplify right side
   53,286.75x = 5,053,770,327.52
5. Step 5: Solve for x
   x = 5,053,770,327.52/53,286.75
6. Step 6: Final answer
   x = 94,841.03