Finding the Fourth Proportional to 25,261.93, 34,861.71 and 13,931.83

Step by Step Solution

1. Step 1: Write the proportion equation
   25,261.93 : 34,861.71 = 13,931.83 : x
2. Step 2: Convert to fraction form
   25,261.93/34,861.71 = 13,931.83/x
3. Step 3: Cross multiply
   25,261.93x = 34,861.71 × 13,931.83
4. Step 4: Simplify right side
   25,261.93x = 485,687,417.23
5. Step 5: Solve for x
   x = 485,687,417.23/25,261.93
6. Step 6: Final answer
   x = 19,226.06