Finding the Fourth Proportional to 10,048.46, 13,865.59 and 5,572.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,048.46 : 13,865.59 = 5,572.18 : x
2. Step 2: Convert to fraction form
   10,048.46/13,865.59 = 5,572.18/x
3. Step 3: Cross multiply
   10,048.46x = 13,865.59 × 5,572.18
4. Step 4: Simplify right side
   10,048.46x = 77,261,563.29
5. Step 5: Solve for x
   x = 77,261,563.29/10,048.46
6. Step 6: Final answer
   x = 7,688.90