Finding the Fourth Proportional to 1,550,517.85, 2,139,760.86 and 938,782.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,550,517.85 : 2,139,760.86 = 938,782.49 : x
2. Step 2: Convert to fraction form
   1,550,517.85/2,139,760.86 = 938,782.49/x
3. Step 3: Cross multiply
   1,550,517.85x = 2,139,760.86 × 938,782.49
4. Step 4: Simplify right side
   1,550,517.85x = 2,008,770,028,155.34
5. Step 5: Solve for x
   x = 2,008,770,028,155.34/1,550,517.85
6. Step 6: Final answer
   x = 1,295,547.83