Finding the Fourth Proportional to 2,150,605.38, 3,225,916.52 and 871,237.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150,605.38 : 3,225,916.52 = 871,237.02 : x
2. Step 2: Convert to fraction form
   2,150,605.38/3,225,916.52 = 871,237.02/x
3. Step 3: Cross multiply
   2,150,605.38x = 3,225,916.52 × 871,237.02
4. Step 4: Simplify right side
   2,150,605.38x = 2,810,537,895,653.57
5. Step 5: Solve for x
   x = 2,810,537,895,653.57/2,150,605.38
6. Step 6: Final answer
   x = 1,306,858.95