Finding the Fourth Proportional to 78,867.88, 108,838.05 and 43,058.72

Step by Step Solution

1. Step 1: Write the proportion equation
   78,867.88 : 108,838.05 = 43,058.72 : x
2. Step 2: Convert to fraction form
   78,867.88/108,838.05 = 43,058.72/x
3. Step 3: Cross multiply
   78,867.88x = 108,838.05 × 43,058.72
4. Step 4: Simplify right side
   78,867.88x = 4,686,426,468.46
5. Step 5: Solve for x
   x = 4,686,426,468.46/78,867.88
6. Step 6: Final answer
   x = 59,421.23