Finding the Fourth Proportional to 9,342.42, 14,018.31 and 4,411.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,342.42 : 14,018.31 = 4,411.50 : x
2. Step 2: Convert to fraction form
   9,342.42/14,018.31 = 4,411.50/x
3. Step 3: Cross multiply
   9,342.42x = 14,018.31 × 4,411.50
4. Step 4: Simplify right side
   9,342.42x = 61,841,774.57
5. Step 5: Solve for x
   x = 61,841,774.57/9,342.42
6. Step 6: Final answer
   x = 6,619.46