Finding the Fourth Proportional to 42,959.63, 64,414.33 and 16,307.39

Step by Step Solution

1. Step 1: Write the proportion equation
   42,959.63 : 64,414.33 = 16,307.39 : x
2. Step 2: Convert to fraction form
   42,959.63/64,414.33 = 16,307.39/x
3. Step 3: Cross multiply
   42,959.63x = 64,414.33 × 16,307.39
4. Step 4: Simplify right side
   42,959.63x = 1,050,429,600.90
5. Step 5: Solve for x
   x = 1,050,429,600.90/42,959.63
6. Step 6: Final answer
   x = 24,451.55