Finding the Fourth Proportional to 78,937.48, 108,935.82 and 43,127.20

Step by Step Solution

1. Step 1: Write the proportion equation
   78,937.48 : 108,935.82 = 43,127.20 : x
2. Step 2: Convert to fraction form
   78,937.48/108,935.82 = 43,127.20/x
3. Step 3: Cross multiply
   78,937.48x = 108,935.82 × 43,127.20
4. Step 4: Simplify right side
   78,937.48x = 4,698,096,896.30
5. Step 5: Solve for x
   x = 4,698,096,896.30/78,937.48
6. Step 6: Final answer
   x = 59,516.68