Finding the Fourth Proportional to 12,039.08, 18,052.16 and 4,030.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,039.08 : 18,052.16 = 4,030.31 : x
2. Step 2: Convert to fraction form
   12,039.08/18,052.16 = 4,030.31/x
3. Step 3: Cross multiply
   12,039.08x = 18,052.16 × 4,030.31
4. Step 4: Simplify right side
   12,039.08x = 72,755,825.95
5. Step 5: Solve for x
   x = 72,755,825.95/12,039.08
6. Step 6: Final answer
   x = 6,043.31