Finding the Fourth Proportional to 10,435.32, 15,642.50 and 4,194.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,435.32 : 15,642.50 = 4,194.18 : x
2. Step 2: Convert to fraction form
   10,435.32/15,642.50 = 4,194.18/x
3. Step 3: Cross multiply
   10,435.32x = 15,642.50 × 4,194.18
4. Step 4: Simplify right side
   10,435.32x = 65,607,439.68
5. Step 5: Solve for x
   x = 65,607,439.68/10,435.32
6. Step 6: Final answer
   x = 6,287.06