Finding the Fourth Proportional to 78,924.42, 108,915.30 and 43,116.48

Step by Step Solution

1. Step 1: Write the proportion equation
   78,924.42 : 108,915.30 = 43,116.48 : x
2. Step 2: Convert to fraction form
   78,924.42/108,915.30 = 43,116.48/x
3. Step 3: Cross multiply
   78,924.42x = 108,915.30 × 43,116.48
4. Step 4: Simplify right side
   78,924.42x = 4,696,044,354.14
5. Step 5: Solve for x
   x = 4,696,044,354.14/78,924.42
6. Step 6: Final answer
   x = 59,500.52