Finding the Fourth Proportional to 79,499.75, 109,709.30 and 45,508.10

Step by Step Solution

1. Step 1: Write the proportion equation
   79,499.75 : 109,709.30 = 45,508.10 : x
2. Step 2: Convert to fraction form
   79,499.75/109,709.30 = 45,508.10/x
3. Step 3: Cross multiply
   79,499.75x = 109,709.30 × 45,508.10
4. Step 4: Simplify right side
   79,499.75x = 4,992,661,360.55
5. Step 5: Solve for x
   x = 4,992,661,360.55/79,499.75
6. Step 6: Final answer
   x = 62,800.97