Finding the Fourth Proportional to 78,867.79, 108,837.91 and 43,058.62

Step by Step Solution

1. Step 1: Write the proportion equation
   78,867.79 : 108,837.91 = 43,058.62 : x
2. Step 2: Convert to fraction form
   78,867.79/108,837.91 = 43,058.62/x
3. Step 3: Cross multiply
   78,867.79x = 108,837.91 × 43,058.62
4. Step 4: Simplify right side
   78,867.79x = 4,686,410,398.15
5. Step 5: Solve for x
   x = 4,686,410,398.15/78,867.79
6. Step 6: Final answer
   x = 59,421.10