Finding the Fourth Proportional to 25,011.15, 34,499.01 and 14,931.72

Step by Step Solution

1. Step 1: Write the proportion equation
   25,011.15 : 34,499.01 = 14,931.72 : x
2. Step 2: Convert to fraction form
   25,011.15/34,499.01 = 14,931.72/x
3. Step 3: Cross multiply
   25,011.15x = 34,499.01 × 14,931.72
4. Step 4: Simplify right side
   25,011.15x = 515,129,557.60
5. Step 5: Solve for x
   x = 515,129,557.60/25,011.15
6. Step 6: Final answer
   x = 20,596.00