Finding the Fourth Proportional to 8,111.74, 12,130.54 and 5,898.01

Step by Step Solution

1. Step 1: Write the proportion equation
   8,111.74 : 12,130.54 = 5,898.01 : x
2. Step 2: Convert to fraction form
   8,111.74/12,130.54 = 5,898.01/x
3. Step 3: Cross multiply
   8,111.74x = 12,130.54 × 5,898.01
4. Step 4: Simplify right side
   8,111.74x = 71,546,046.23
5. Step 5: Solve for x
   x = 71,546,046.23/8,111.74
6. Step 6: Final answer
   x = 8,820.06