Finding the Fourth Proportional to 25,003.02, 34,502.76 and 13,670.43

Step by Step Solution

1. Step 1: Write the proportion equation
   25,003.02 : 34,502.76 = 13,670.43 : x
2. Step 2: Convert to fraction form
   25,003.02/34,502.76 = 13,670.43/x
3. Step 3: Cross multiply
   25,003.02x = 34,502.76 × 13,670.43
4. Step 4: Simplify right side
   25,003.02x = 471,667,565.39
5. Step 5: Solve for x
   x = 471,667,565.39/25,003.02
6. Step 6: Final answer
   x = 18,864.42