Finding the Fourth Proportional to 10,056.99, 15,082.20 and 7,290.03

Step by Step Solution

1. Step 1: Write the proportion equation
   10,056.99 : 15,082.20 = 7,290.03 : x
2. Step 2: Convert to fraction form
   10,056.99/15,082.20 = 7,290.03/x
3. Step 3: Cross multiply
   10,056.99x = 15,082.20 × 7,290.03
4. Step 4: Simplify right side
   10,056.99x = 109,949,690.47
5. Step 5: Solve for x
   x = 109,949,690.47/10,056.99
6. Step 6: Final answer
   x = 10,932.66