Finding the Fourth Proportional to 23,120.17, 34,680.17 and 5,590.01

Step by Step Solution

1. Step 1: Write the proportion equation
   23,120.17 : 34,680.17 = 5,590.01 : x
2. Step 2: Convert to fraction form
   23,120.17/34,680.17 = 5,590.01/x
3. Step 3: Cross multiply
   23,120.17x = 34,680.17 × 5,590.01
4. Step 4: Simplify right side
   23,120.17x = 193,862,597.78
5. Step 5: Solve for x
   x = 193,862,597.78/23,120.17
6. Step 6: Final answer
   x = 8,385.00