Finding the Fourth Proportional to 10,816.79, 16,223.82 and 3,422.00

Step by Step Solution

1. Step 1: Write the proportion equation
   10,816.79 : 16,223.82 = 3,422.00 : x
2. Step 2: Convert to fraction form
   10,816.79/16,223.82 = 3,422.00/x
3. Step 3: Cross multiply
   10,816.79x = 16,223.82 × 3,422.00
4. Step 4: Simplify right side
   10,816.79x = 55,517,858.13
5. Step 5: Solve for x
   x = 55,517,858.13/10,816.79
6. Step 6: Final answer
   x = 5,132.56