Finding the Fourth Proportional to 2,585,306.07, 3,867,156.54 and 1,816,748.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,585,306.07 : 3,867,156.54 = 1,816,748.10 : x
2. Step 2: Convert to fraction form
   2,585,306.07/3,867,156.54 = 1,816,748.10/x
3. Step 3: Cross multiply
   2,585,306.07x = 3,867,156.54 × 1,816,748.10
4. Step 4: Simplify right side
   2,585,306.07x = 7,025,649,296,447.57
5. Step 5: Solve for x
   x = 7,025,649,296,447.57/2,585,306.07
6. Step 6: Final answer
   x = 2,717,530.96