Finding the Fourth Proportional to 42,059.71, 63,103.24 and 28,076.58

Step by Step Solution

1. Step 1: Write the proportion equation
   42,059.71 : 63,103.24 = 28,076.58 : x
2. Step 2: Convert to fraction form
   42,059.71/63,103.24 = 28,076.58/x
3. Step 3: Cross multiply
   42,059.71x = 63,103.24 × 28,076.58
4. Step 4: Simplify right side
   42,059.71x = 1,771,723,025.74
5. Step 5: Solve for x
   x = 1,771,723,025.74/42,059.71
6. Step 6: Final answer
   x = 42,124.00