Finding the Fourth Proportional to 91,761.12, 126,611.10 and 59,976.72

Step by Step Solution

1. Step 1: Write the proportion equation
   91,761.12 : 126,611.10 = 59,976.72 : x
2. Step 2: Convert to fraction form
   91,761.12/126,611.10 = 59,976.72/x
3. Step 3: Cross multiply
   91,761.12x = 126,611.10 × 59,976.72
4. Step 4: Simplify right side
   91,761.12x = 7,593,718,493.59
5. Step 5: Solve for x
   x = 7,593,718,493.59/91,761.12
6. Step 6: Final answer
   x = 82,755.29