Finding the Fourth Proportional to 2,391,376.52, 3,300,077.94 and 1,318,288.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,391,376.52 : 3,300,077.94 = 1,318,288.52 : x
2. Step 2: Convert to fraction form
   2,391,376.52/3,300,077.94 = 1,318,288.52/x
3. Step 3: Cross multiply
   2,391,376.52x = 3,300,077.94 × 1,318,288.52
4. Step 4: Simplify right side
   2,391,376.52x = 4,350,454,863,407.25
5. Step 5: Solve for x
   x = 4,350,454,863,407.25/2,391,376.52
6. Step 6: Final answer
   x = 1,819,226.22