Finding the Fourth Proportional to 10,314.55, 15,469.35 and 4,762.57

Step by Step Solution

1. Step 1: Write the proportion equation
   10,314.55 : 15,469.35 = 4,762.57 : x
2. Step 2: Convert to fraction form
   10,314.55/15,469.35 = 4,762.57/x
3. Step 3: Cross multiply
   10,314.55x = 15,469.35 × 4,762.57
4. Step 4: Simplify right side
   10,314.55x = 73,673,761.07
5. Step 5: Solve for x
   x = 73,673,761.07/10,314.55
6. Step 6: Final answer
   x = 7,142.70