Finding the Fourth Proportional to 10,384.32, 15,574.15 and 2,987.13

Step by Step Solution

1. Step 1: Write the proportion equation
   10,384.32 : 15,574.15 = 2,987.13 : x
2. Step 2: Convert to fraction form
   10,384.32/15,574.15 = 2,987.13/x
3. Step 3: Cross multiply
   10,384.32x = 15,574.15 × 2,987.13
4. Step 4: Simplify right side
   10,384.32x = 46,522,010.69
5. Step 5: Solve for x
   x = 46,522,010.69/10,384.32
6. Step 6: Final answer
   x = 4,480.02