Finding the Fourth Proportional to 7,357.28, 10,152.86 and 4,000.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,357.28 : 10,152.86 = 4,000.10 : x
2. Step 2: Convert to fraction form
   7,357.28/10,152.86 = 4,000.10/x
3. Step 3: Cross multiply
   7,357.28x = 10,152.86 × 4,000.10
4. Step 4: Simplify right side
   7,357.28x = 40,612,384.52
5. Step 5: Solve for x
   x = 40,612,384.52/7,357.28
6. Step 6: Final answer
   x = 5,520.03