Finding the Fourth Proportional to 79,501.62, 109,711.88 and 45,509.92

Step by Step Solution

1. Step 1: Write the proportion equation
   79,501.62 : 109,711.88 = 45,509.92 : x
2. Step 2: Convert to fraction form
   79,501.62/109,711.88 = 45,509.92/x
3. Step 3: Cross multiply
   79,501.62x = 109,711.88 × 45,509.92
4. Step 4: Simplify right side
   79,501.62x = 4,992,978,881.85
5. Step 5: Solve for x
   x = 4,992,978,881.85/79,501.62
6. Step 6: Final answer
   x = 62,803.49