Finding the Fourth Proportional to 22,477.02, 31,011.42 and 13,043.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,477.02 : 31,011.42 = 13,043.76 : x
2. Step 2: Convert to fraction form
   22,477.02/31,011.42 = 13,043.76/x
3. Step 3: Cross multiply
   22,477.02x = 31,011.42 × 13,043.76
4. Step 4: Simplify right side
   22,477.02x = 404,505,519.74
5. Step 5: Solve for x
   x = 404,505,519.74/22,477.02
6. Step 6: Final answer
   x = 17,996.40