Finding the Fourth Proportional to 1,839,663.27, 2,759,605.59 and 774,788.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,839,663.27 : 2,759,605.59 = 774,788.31 : x
2. Step 2: Convert to fraction form
   1,839,663.27/2,759,605.59 = 774,788.31/x
3. Step 3: Cross multiply
   1,839,663.27x = 2,759,605.59 × 774,788.31
4. Step 4: Simplify right side
   1,839,663.27x = 2,138,110,151,342.65
5. Step 5: Solve for x
   x = 2,138,110,151,342.65/1,839,663.27
6. Step 6: Final answer
   x = 1,162,229.08