Finding the Fourth Proportional to 7,513.32, 10,368.90 and 5,274.39

Step by Step Solution

1. Step 1: Write the proportion equation
   7,513.32 : 10,368.90 = 5,274.39 : x
2. Step 2: Convert to fraction form
   7,513.32/10,368.90 = 5,274.39/x
3. Step 3: Cross multiply
   7,513.32x = 10,368.90 × 5,274.39
4. Step 4: Simplify right side
   7,513.32x = 54,689,622.47
5. Step 5: Solve for x
   x = 54,689,622.47/7,513.32
6. Step 6: Final answer
   x = 7,279.02