Finding the Fourth Proportional to 7,152.18, 9,870.56 and 4,501.86

Step by Step Solution

1. Step 1: Write the proportion equation
   7,152.18 : 9,870.56 = 4,501.86 : x
2. Step 2: Convert to fraction form
   7,152.18/9,870.56 = 4,501.86/x
3. Step 3: Cross multiply
   7,152.18x = 9,870.56 × 4,501.86
4. Step 4: Simplify right side
   7,152.18x = 44,435,879.24
5. Step 5: Solve for x
   x = 44,435,879.24/7,152.18
6. Step 6: Final answer
   x = 6,212.91