Finding the Fourth Proportional to 2,132,915.83, 3,201,587.47 and 1,236,109.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,132,915.83 : 3,201,587.47 = 1,236,109.75 : x
2. Step 2: Convert to fraction form
   2,132,915.83/3,201,587.47 = 1,236,109.75/x
3. Step 3: Cross multiply
   2,132,915.83x = 3,201,587.47 × 1,236,109.75
4. Step 4: Simplify right side
   2,132,915.83x = 3,957,513,471,136.90
5. Step 5: Solve for x
   x = 3,957,513,471,136.90/2,132,915.83
6. Step 6: Final answer
   x = 1,855,447.56