Finding the Fourth Proportional to 91,298.88, 126,013.50 and 59,412.42

Step by Step Solution

1. Step 1: Write the proportion equation
   91,298.88 : 126,013.50 = 59,412.42 : x
2. Step 2: Convert to fraction form
   91,298.88/126,013.50 = 59,412.42/x
3. Step 3: Cross multiply
   91,298.88x = 126,013.50 × 59,412.42
4. Step 4: Simplify right side
   91,298.88x = 7,486,766,987.67
5. Step 5: Solve for x
   x = 7,486,766,987.67/91,298.88
6. Step 6: Final answer
   x = 82,002.83