Finding the Fourth Proportional to 1,538,859.99, 2,123,736.72 and 850,517.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,538,859.99 : 2,123,736.72 = 850,517.04 : x
2. Step 2: Convert to fraction form
   1,538,859.99/2,123,736.72 = 850,517.04/x
3. Step 3: Cross multiply
   1,538,859.99x = 2,123,736.72 × 850,517.04
4. Step 4: Simplify right side
   1,538,859.99x = 1,806,274,258,215.03
5. Step 5: Solve for x
   x = 1,806,274,258,215.03/1,538,859.99
6. Step 6: Final answer
   x = 1,173,774.27