Finding the Fourth Proportional to 1,086,776.24, 1,628,043.72 and 711,662

Step by Step Solution

1. Step 1: Write the proportion equation
   1,086,776.24 : 1,628,043.72 = 711,662 : x
2. Step 2: Convert to fraction form
   1,086,776.24/1,628,043.72 = 711,662/x
3. Step 3: Cross multiply
   1,086,776.24x = 1,628,043.72 × 711,662
4. Step 4: Simplify right side
   1,086,776.24x = 1,158,616,849,862.64
5. Step 5: Solve for x
   x = 1,158,616,849,862.64/1,086,776.24
6. Step 6: Final answer
   x = 1,066,104.33