Finding the Fourth Proportional to 7,218.02, 9,962.52 and 4,233.98

Step by Step Solution

1. Step 1: Write the proportion equation
   7,218.02 : 9,962.52 = 4,233.98 : x
2. Step 2: Convert to fraction form
   7,218.02/9,962.52 = 4,233.98/x
3. Step 3: Cross multiply
   7,218.02x = 9,962.52 × 4,233.98
4. Step 4: Simplify right side
   7,218.02x = 42,181,110.43
5. Step 5: Solve for x
   x = 42,181,110.43/7,218.02
6. Step 6: Final answer
   x = 5,843.86