Finding the Fourth Proportional to 22,484.16, 31,036.32 and 18,285.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,484.16 : 31,036.32 = 18,285.12 : x
2. Step 2: Convert to fraction form
   22,484.16/31,036.32 = 18,285.12/x
3. Step 3: Cross multiply
   22,484.16x = 31,036.32 × 18,285.12
4. Step 4: Simplify right side
   22,484.16x = 567,502,835.56
5. Step 5: Solve for x
   x = 567,502,835.56/22,484.16
6. Step 6: Final answer
   x = 25,240.12