Finding the Fourth Proportional to 78,924.96, 108,913.28 and 43,116.25

Step by Step Solution

1. Step 1: Write the proportion equation
   78,924.96 : 108,913.28 = 43,116.25 : x
2. Step 2: Convert to fraction form
   78,924.96/108,913.28 = 43,116.25/x
3. Step 3: Cross multiply
   78,924.96x = 108,913.28 × 43,116.25
4. Step 4: Simplify right side
   78,924.96x = 4,695,932,288.94
5. Step 5: Solve for x
   x = 4,695,932,288.94/78,924.96
6. Step 6: Final answer
   x = 59,498.70