Finding the Fourth Proportional to 22,695.02, 31,314.52 and 13,261.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,695.02 : 31,314.52 = 13,261.76 : x
2. Step 2: Convert to fraction form
   22,695.02/31,314.52 = 13,261.76/x
3. Step 3: Cross multiply
   22,695.02x = 31,314.52 × 13,261.76
4. Step 4: Simplify right side
   22,695.02x = 415,285,648.76
5. Step 5: Solve for x
   x = 415,285,648.76/22,695.02
6. Step 6: Final answer
   x = 18,298.54