Finding the Fourth Proportional to 1,897,980.12, 2,847,003.12 and 699,285.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,897,980.12 : 2,847,003.12 = 699,285.42 : x
2. Step 2: Convert to fraction form
   1,897,980.12/2,847,003.12 = 699,285.42/x
3. Step 3: Cross multiply
   1,897,980.12x = 2,847,003.12 × 699,285.42
4. Step 4: Simplify right side
   1,897,980.12x = 1,990,867,772,510.51
5. Step 5: Solve for x
   x = 1,990,867,772,510.51/1,897,980.12
6. Step 6: Final answer
   x = 1,048,940.27