Finding the Fourth Proportional to 7,488.40, 10,334.06 and 4,131.34

Step by Step Solution

1. Step 1: Write the proportion equation
   7,488.40 : 10,334.06 = 4,131.34 : x
2. Step 2: Convert to fraction form
   7,488.40/10,334.06 = 4,131.34/x
3. Step 3: Cross multiply
   7,488.40x = 10,334.06 × 4,131.34
4. Step 4: Simplify right side
   7,488.40x = 42,693,515.44
5. Step 5: Solve for x
   x = 42,693,515.44/7,488.40
6. Step 6: Final answer
   x = 5,701.29