Finding the Fourth Proportional to 1,396,131.39, 1,926,839.48 and 852,150.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,396,131.39 : 1,926,839.48 = 852,150.78 : x
2. Step 2: Convert to fraction form
   1,396,131.39/1,926,839.48 = 852,150.78/x
3. Step 3: Cross multiply
   1,396,131.39x = 1,926,839.48 × 852,150.78
4. Step 4: Simplify right side
   1,396,131.39x = 1,641,957,761,556.04
5. Step 5: Solve for x
   x = 1,641,957,761,556.04/1,396,131.39
6. Step 6: Final answer
   x = 1,176,076.82