Finding the Fourth Proportional to 4,272.42, 6,411.52 and 1,499.06

Step by Step Solution

1. Step 1: Write the proportion equation
   4,272.42 : 6,411.52 = 1,499.06 : x
2. Step 2: Convert to fraction form
   4,272.42/6,411.52 = 1,499.06/x
3. Step 3: Cross multiply
   4,272.42x = 6,411.52 × 1,499.06
4. Step 4: Simplify right side
   4,272.42x = 9,611,253.17
5. Step 5: Solve for x
   x = 9,611,253.17/4,272.42
6. Step 6: Final answer
   x = 2,249.60