Finding the Fourth Proportional to 1,392,651.89, 1,922,201.48 and 849,087.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,392,651.89 : 1,922,201.48 = 849,087.39 : x
2. Step 2: Convert to fraction form
   1,392,651.89/1,922,201.48 = 849,087.39/x
3. Step 3: Cross multiply
   1,392,651.89x = 1,922,201.48 × 849,087.39
4. Step 4: Simplify right side
   1,392,651.89x = 1,632,117,037,707.34
5. Step 5: Solve for x
   x = 1,632,117,037,707.34/1,392,651.89
6. Step 6: Final answer
   x = 1,171,949.03