Finding the Fourth Proportional to 12,741.46, 19,118.75 and 5,726.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,741.46 : 19,118.75 = 5,726.34 : x
2. Step 2: Convert to fraction form
   12,741.46/19,118.75 = 5,726.34/x
3. Step 3: Cross multiply
   12,741.46x = 19,118.75 × 5,726.34
4. Step 4: Simplify right side
   12,741.46x = 109,480,434.24
5. Step 5: Solve for x
   x = 109,480,434.24/12,741.46
6. Step 6: Final answer
   x = 8,592.46