Finding the Fourth Proportional to 7,446.98, 10,276.83 and 4,089.71

Step by Step Solution

1. Step 1: Write the proportion equation
   7,446.98 : 10,276.83 = 4,089.71 : x
2. Step 2: Convert to fraction form
   7,446.98/10,276.83 = 4,089.71/x
3. Step 3: Cross multiply
   7,446.98x = 10,276.83 × 4,089.71
4. Step 4: Simplify right side
   7,446.98x = 42,029,280.11
5. Step 5: Solve for x
   x = 42,029,280.11/7,446.98
6. Step 6: Final answer
   x = 5,643.80