Finding the Fourth Proportional to 10,042.09, 13,856.94 and 5,564.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,042.09 : 13,856.94 = 5,564.72 : x
2. Step 2: Convert to fraction form
   10,042.09/13,856.94 = 5,564.72/x
3. Step 3: Cross multiply
   10,042.09x = 13,856.94 × 5,564.72
4. Step 4: Simplify right side
   10,042.09x = 77,110,025.80
5. Step 5: Solve for x
   x = 77,110,025.80/10,042.09
6. Step 6: Final answer
   x = 7,678.68