Finding the Fourth Proportional to 42,573.35, 63,863.87 and 16,278.32

Step by Step Solution

1. Step 1: Write the proportion equation
   42,573.35 : 63,863.87 = 16,278.32 : x
2. Step 2: Convert to fraction form
   42,573.35/63,863.87 = 16,278.32/x
3. Step 3: Cross multiply
   42,573.35x = 63,863.87 × 16,278.32
4. Step 4: Simplify right side
   42,573.35x = 1,039,596,111.59
5. Step 5: Solve for x
   x = 1,039,596,111.59/42,573.35
6. Step 6: Final answer
   x = 24,418.94