Finding the Fourth Proportional to 42,519.48, 63,737.58 and 15,845.94

Step by Step Solution

1. Step 1: Write the proportion equation
   42,519.48 : 63,737.58 = 15,845.94 : x
2. Step 2: Convert to fraction form
   42,519.48/63,737.58 = 15,845.94/x
3. Step 3: Cross multiply
   42,519.48x = 63,737.58 × 15,845.94
4. Step 4: Simplify right side
   42,519.48x = 1,009,981,868.43
5. Step 5: Solve for x
   x = 1,009,981,868.43/42,519.48
6. Step 6: Final answer
   x = 23,753.39