Finding the Fourth Proportional to 15,293.50, 22,943.55 and 4,763.31

Step by Step Solution

1. Step 1: Write the proportion equation
   15,293.50 : 22,943.55 = 4,763.31 : x
2. Step 2: Convert to fraction form
   15,293.50/22,943.55 = 4,763.31/x
3. Step 3: Cross multiply
   15,293.50x = 22,943.55 × 4,763.31
4. Step 4: Simplify right side
   15,293.50x = 109,287,241.15
5. Step 5: Solve for x
   x = 109,287,241.15/15,293.50
6. Step 6: Final answer
   x = 7,145.99