Finding the Fourth Proportional to 13,124.28, 18,110.82 and 7,458.27

Step by Step Solution

1. Step 1: Write the proportion equation
   13,124.28 : 18,110.82 = 7,458.27 : x
2. Step 2: Convert to fraction form
   13,124.28/18,110.82 = 7,458.27/x
3. Step 3: Cross multiply
   13,124.28x = 18,110.82 × 7,458.27
4. Step 4: Simplify right side
   13,124.28x = 135,075,385.48
5. Step 5: Solve for x
   x = 135,075,385.48/13,124.28
6. Step 6: Final answer
   x = 10,292.02