Finding the Fourth Proportional to 79,111.40, 109,173.77 and 43,301.61

Step by Step Solution

1. Step 1: Write the proportion equation
   79,111.40 : 109,173.77 = 43,301.61 : x
2. Step 2: Convert to fraction form
   79,111.40/109,173.77 = 43,301.61/x
3. Step 3: Cross multiply
   79,111.40x = 109,173.77 × 43,301.61
4. Step 4: Simplify right side
   79,111.40x = 4,727,400,010.77
5. Step 5: Solve for x
   x = 4,727,400,010.77/79,111.40
6. Step 6: Final answer
   x = 59,756.24