Finding the Fourth Proportional to 2,288.52, 3,430.35 and 1,116.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,288.52 : 3,430.35 = 1,116.81 : x
2. Step 2: Convert to fraction form
   2,288.52/3,430.35 = 1,116.81/x
3. Step 3: Cross multiply
   2,288.52x = 3,430.35 × 1,116.81
4. Step 4: Simplify right side
   2,288.52x = 3,831,049.18
5. Step 5: Solve for x
   x = 3,831,049.18/2,288.52
6. Step 6: Final answer
   x = 1,674.03