Finding the Fourth Proportional to 42,633.77, 63,959.90 and 16,338.53

Step by Step Solution

1. Step 1: Write the proportion equation
   42,633.77 : 63,959.90 = 16,338.53 : x
2. Step 2: Convert to fraction form
   42,633.77/63,959.90 = 16,338.53/x
3. Step 3: Cross multiply
   42,633.77x = 63,959.90 × 16,338.53
4. Step 4: Simplify right side
   42,633.77x = 1,045,010,823.15
5. Step 5: Solve for x
   x = 1,045,010,823.15/42,633.77
6. Step 6: Final answer
   x = 24,511.34