Finding the Fourth Proportional to 79,111.99, 109,174.77 and 43,302.28

Step by Step Solution

1. Step 1: Write the proportion equation
   79,111.99 : 109,174.77 = 43,302.28 : x
2. Step 2: Convert to fraction form
   79,111.99/109,174.77 = 43,302.28/x
3. Step 3: Cross multiply
   79,111.99x = 109,174.77 × 43,302.28
4. Step 4: Simplify right side
   79,111.99x = 4,727,516,459.48
5. Step 5: Solve for x
   x = 4,727,516,459.48/79,111.99
6. Step 6: Final answer
   x = 59,757.27