Finding the Fourth Proportional to 10,155.21, 15,232.73 and 2,759.62

Step by Step Solution

1. Step 1: Write the proportion equation
   10,155.21 : 15,232.73 = 2,759.62 : x
2. Step 2: Convert to fraction form
   10,155.21/15,232.73 = 2,759.62/x
3. Step 3: Cross multiply
   10,155.21x = 15,232.73 × 2,759.62
4. Step 4: Simplify right side
   10,155.21x = 42,036,494.48
5. Step 5: Solve for x
   x = 42,036,494.48/10,155.21
6. Step 6: Final answer
   x = 4,139.40