Finding the Fourth Proportional to 10,042.94, 13,859.30 and 5,566.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,042.94 : 13,859.30 = 5,566.78 : x
2. Step 2: Convert to fraction form
   10,042.94/13,859.30 = 5,566.78/x
3. Step 3: Cross multiply
   10,042.94x = 13,859.30 × 5,566.78
4. Step 4: Simplify right side
   10,042.94x = 77,151,674.05
5. Step 5: Solve for x
   x = 77,151,674.05/10,042.94
6. Step 6: Final answer
   x = 7,682.18