Finding the Fourth Proportional to 9,082.62, 12,533.81 and 5,103.90

Step by Step Solution

1. Step 1: Write the proportion equation
   9,082.62 : 12,533.81 = 5,103.90 : x
2. Step 2: Convert to fraction form
   9,082.62/12,533.81 = 5,103.90/x
3. Step 3: Cross multiply
   9,082.62x = 12,533.81 × 5,103.90
4. Step 4: Simplify right side
   9,082.62x = 63,971,287.34
5. Step 5: Solve for x
   x = 63,971,287.34/9,082.62
6. Step 6: Final answer
   x = 7,043.26