Finding the Fourth Proportional to 1,139,477.07, 1,706,323.06 and 683,781.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,477.07 : 1,706,323.06 = 683,781.81 : x
2. Step 2: Convert to fraction form
   1,139,477.07/1,706,323.06 = 683,781.81/x
3. Step 3: Cross multiply
   1,139,477.07x = 1,706,323.06 × 683,781.81
4. Step 4: Simplify right side
   1,139,477.07x = 1,166,752,670,411.54
5. Step 5: Solve for x
   x = 1,166,752,670,411.54/1,139,477.07
6. Step 6: Final answer
   x = 1,023,936.95