Finding the Fourth Proportional to 2,391,375.15, 3,300,076.04 and 1,318,287.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,391,375.15 : 3,300,076.04 = 1,318,287.15 : x
2. Step 2: Convert to fraction form
   2,391,375.15/3,300,076.04 = 1,318,287.15/x
3. Step 3: Cross multiply
   2,391,375.15x = 3,300,076.04 × 1,318,287.15
4. Step 4: Simplify right side
   2,391,375.15x = 4,350,447,824,350.22
5. Step 5: Solve for x
   x = 4,350,447,824,350.22/2,391,375.15
6. Step 6: Final answer
   x = 1,819,224.32