Finding the Fourth Proportional to 2,269,685.76, 3,132,147.46 and 1,237,174.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,269,685.76 : 3,132,147.46 = 1,237,174.71 : x
2. Step 2: Convert to fraction form
   2,269,685.76/3,132,147.46 = 1,237,174.71/x
3. Step 3: Cross multiply
   2,269,685.76x = 3,132,147.46 × 1,237,174.71
4. Step 4: Simplify right side
   2,269,685.76x = 3,875,013,625,502.74
5. Step 5: Solve for x
   x = 3,875,013,625,502.74/2,269,685.76
6. Step 6: Final answer
   x = 1,707,290.80