Finding the Fourth Proportional to 78,856.26, 108,817.48 and 43,039.32

Step by Step Solution

1. Step 1: Write the proportion equation
   78,856.26 : 108,817.48 = 43,039.32 : x
2. Step 2: Convert to fraction form
   78,856.26/108,817.48 = 43,039.32/x
3. Step 3: Cross multiply
   78,856.26x = 108,817.48 × 43,039.32
4. Step 4: Simplify right side
   78,856.26x = 4,683,429,584.03
5. Step 5: Solve for x
   x = 4,683,429,584.03/78,856.26
6. Step 6: Final answer
   x = 59,391.99