Finding the Fourth Proportional to 58,111.20, 80,198.88 and 34,245.28

Step by Step Solution

1. Step 1: Write the proportion equation
   58,111.20 : 80,198.88 = 34,245.28 : x
2. Step 2: Convert to fraction form
   58,111.20/80,198.88 = 34,245.28/x
3. Step 3: Cross multiply
   58,111.20x = 80,198.88 × 34,245.28
4. Step 4: Simplify right side
   58,111.20x = 2,746,433,101.29
5. Step 5: Solve for x
   x = 2,746,433,101.29/58,111.20
6. Step 6: Final answer
   x = 47,261.68