Finding the Fourth Proportional to 2,269,647.74, 3,132,019.54 and 1,237,132.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,269,647.74 : 3,132,019.54 = 1,237,132.78 : x
2. Step 2: Convert to fraction form
   2,269,647.74/3,132,019.54 = 1,237,132.78/x
3. Step 3: Cross multiply
   2,269,647.74x = 3,132,019.54 × 1,237,132.78
4. Step 4: Simplify right side
   2,269,647.74x = 3,874,724,034,250.89
5. Step 5: Solve for x
   x = 3,874,724,034,250.89/2,269,647.74
6. Step 6: Final answer
   x = 1,707,191.81