Finding the Fourth Proportional to 78,704.30, 108,613.27 and 42,896.27

Step by Step Solution

1. Step 1: Write the proportion equation
   78,704.30 : 108,613.27 = 42,896.27 : x
2. Step 2: Convert to fraction form
   78,704.30/108,613.27 = 42,896.27/x
3. Step 3: Cross multiply
   78,704.30x = 108,613.27 × 42,896.27
4. Step 4: Simplify right side
   78,704.30x = 4,659,104,155.50
5. Step 5: Solve for x
   x = 4,659,104,155.50/78,704.30
6. Step 6: Final answer
   x = 59,197.58