Finding the Fourth Proportional to 1,431,139.36, 1,974,149.98 and 893,662.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,431,139.36 : 1,974,149.98 = 893,662.24 : x
2. Step 2: Convert to fraction form
   1,431,139.36/1,974,149.98 = 893,662.24/x
3. Step 3: Cross multiply
   1,431,139.36x = 1,974,149.98 × 893,662.24
4. Step 4: Simplify right side
   1,431,139.36x = 1,764,223,293,222.76
5. Step 5: Solve for x
   x = 1,764,223,293,222.76/1,431,139.36
6. Step 6: Final answer
   x = 1,232,740.39