Finding the Fourth Proportional to 7,401.60, 10,202.71 and 5,510.19

Step by Step Solution

1. Step 1: Write the proportion equation
   7,401.60 : 10,202.71 = 5,510.19 : x
2. Step 2: Convert to fraction form
   7,401.60/10,202.71 = 5,510.19/x
3. Step 3: Cross multiply
   7,401.60x = 10,202.71 × 5,510.19
4. Step 4: Simplify right side
   7,401.60x = 56,218,870.61
5. Step 5: Solve for x
   x = 56,218,870.61/7,401.60
6. Step 6: Final answer
   x = 7,595.50