Finding the Fourth Proportional to 25,294.32, 37,921.83 and 16,390.84

Step by Step Solution

1. Step 1: Write the proportion equation
   25,294.32 : 37,921.83 = 16,390.84 : x
2. Step 2: Convert to fraction form
   25,294.32/37,921.83 = 16,390.84/x
3. Step 3: Cross multiply
   25,294.32x = 37,921.83 × 16,390.84
4. Step 4: Simplify right side
   25,294.32x = 621,570,648.04
5. Step 5: Solve for x
   x = 621,570,648.04/25,294.32
6. Step 6: Final answer
   x = 24,573.53