Finding the Fourth Proportional to 7,488.45, 10,334.05 and 4,131.47

Step by Step Solution

1. Step 1: Write the proportion equation
   7,488.45 : 10,334.05 = 4,131.47 : x
2. Step 2: Convert to fraction form
   7,488.45/10,334.05 = 4,131.47/x
3. Step 3: Cross multiply
   7,488.45x = 10,334.05 × 4,131.47
4. Step 4: Simplify right side
   7,488.45x = 42,694,833.06
5. Step 5: Solve for x
   x = 42,694,833.06/7,488.45
6. Step 6: Final answer
   x = 5,701.42