Finding the Fourth Proportional to 51,039.54, 76,569.33 and 17,760.69

Step by Step Solution

1. Step 1: Write the proportion equation
   51,039.54 : 76,569.33 = 17,760.69 : x
2. Step 2: Convert to fraction form
   51,039.54/76,569.33 = 17,760.69/x
3. Step 3: Cross multiply
   51,039.54x = 76,569.33 × 17,760.69
4. Step 4: Simplify right side
   51,039.54x = 1,359,924,200.24
5. Step 5: Solve for x
   x = 1,359,924,200.24/51,039.54
6. Step 6: Final answer
   x = 26,644.52