Finding the Fourth Proportional to 79,502.12, 109,712.57 and 45,510.42

Step by Step Solution

1. Step 1: Write the proportion equation
   79,502.12 : 109,712.57 = 45,510.42 : x
2. Step 2: Convert to fraction form
   79,502.12/109,712.57 = 45,510.42/x
3. Step 3: Cross multiply
   79,502.12x = 109,712.57 × 45,510.42
4. Step 4: Simplify right side
   79,502.12x = 4,993,065,139.98
5. Step 5: Solve for x
   x = 4,993,065,139.98/79,502.12
6. Step 6: Final answer
   x = 62,804.18