Finding the Fourth Proportional to 7,488.87, 10,334.21 and 4,131.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,488.87 : 10,334.21 = 4,131.69 : x
2. Step 2: Convert to fraction form
   7,488.87/10,334.21 = 4,131.69/x
3. Step 3: Cross multiply
   7,488.87x = 10,334.21 × 4,131.69
4. Step 4: Simplify right side
   7,488.87x = 42,697,731.46
5. Step 5: Solve for x
   x = 42,697,731.46/7,488.87
6. Step 6: Final answer
   x = 5,701.49