Finding the Fourth Proportional to 7,507.28, 10,353.76 and 5,623.29

Step by Step Solution

1. Step 1: Write the proportion equation
   7,507.28 : 10,353.76 = 5,623.29 : x
2. Step 2: Convert to fraction form
   7,507.28/10,353.76 = 5,623.29/x
3. Step 3: Cross multiply
   7,507.28x = 10,353.76 × 5,623.29
4. Step 4: Simplify right side
   7,507.28x = 58,222,181.01
5. Step 5: Solve for x
   x = 58,222,181.01/7,507.28
6. Step 6: Final answer
   x = 7,755.43