Finding the Fourth Proportional to 35,870.72, 53,805.47 and 16,135.34

Step by Step Solution

1. Step 1: Write the proportion equation
   35,870.72 : 53,805.47 = 16,135.34 : x
2. Step 2: Convert to fraction form
   35,870.72/53,805.47 = 16,135.34/x
3. Step 3: Cross multiply
   35,870.72x = 53,805.47 × 16,135.34
4. Step 4: Simplify right side
   35,870.72x = 868,169,202.61
5. Step 5: Solve for x
   x = 868,169,202.61/35,870.72
6. Step 6: Final answer
   x = 24,202.73