Finding the Fourth Proportional to 7,152.55, 9,870.50 and 4,358.05

Step by Step Solution

1. Step 1: Write the proportion equation
   7,152.55 : 9,870.50 = 4,358.05 : x
2. Step 2: Convert to fraction form
   7,152.55/9,870.50 = 4,358.05/x
3. Step 3: Cross multiply
   7,152.55x = 9,870.50 × 4,358.05
4. Step 4: Simplify right side
   7,152.55x = 43,016,118.74
5. Step 5: Solve for x
   x = 43,016,118.74/7,152.55
6. Step 6: Final answer
   x = 6,014.10