Finding the Fourth Proportional to 22,866.74, 31,557.72 and 12,796.16

Step by Step Solution

1. Step 1: Write the proportion equation
   22,866.74 : 31,557.72 = 12,796.16 : x
2. Step 2: Convert to fraction form
   22,866.74/31,557.72 = 12,796.16/x
3. Step 3: Cross multiply
   22,866.74x = 31,557.72 × 12,796.16
4. Step 4: Simplify right side
   22,866.74x = 403,817,634.36
5. Step 5: Solve for x
   x = 403,817,634.36/22,866.74
6. Step 6: Final answer
   x = 17,659.61