Finding the Fourth Proportional to 7,631.47, 10,523.68 and 5,113.18

Step by Step Solution

1. Step 1: Write the proportion equation
   7,631.47 : 10,523.68 = 5,113.18 : x
2. Step 2: Convert to fraction form
   7,631.47/10,523.68 = 5,113.18/x
3. Step 3: Cross multiply
   7,631.47x = 10,523.68 × 5,113.18
4. Step 4: Simplify right side
   7,631.47x = 53,809,470.10
5. Step 5: Solve for x
   x = 53,809,470.10/7,631.47
6. Step 6: Final answer
   x = 7,051.00