Finding the Fourth Proportional to 1,366,976.40, 1,886,443.28 and 755,116.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,366,976.40 : 1,886,443.28 = 755,116.49 : x
2. Step 2: Convert to fraction form
   1,366,976.40/1,886,443.28 = 755,116.49/x
3. Step 3: Cross multiply
   1,366,976.40x = 1,886,443.28 × 755,116.49
4. Step 4: Simplify right side
   1,366,976.40x = 1,424,484,414,969.89
5. Step 5: Solve for x
   x = 1,424,484,414,969.89/1,366,976.40
6. Step 6: Final answer
   x = 1,042,069.50