Finding the Fourth Proportional to 10,012.43, 13,817.15 and 5,475.13

Step by Step Solution

1. Step 1: Write the proportion equation
   10,012.43 : 13,817.15 = 5,475.13 : x
2. Step 2: Convert to fraction form
   10,012.43/13,817.15 = 5,475.13/x
3. Step 3: Cross multiply
   10,012.43x = 13,817.15 × 5,475.13
4. Step 4: Simplify right side
   10,012.43x = 75,650,692.48
5. Step 5: Solve for x
   x = 75,650,692.48/10,012.43
6. Step 6: Final answer
   x = 7,555.68