Finding the Fourth Proportional to 1,007,994.83, 1,391,032.24 and 555,285.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,007,994.83 : 1,391,032.24 = 555,285.83 : x
2. Step 2: Convert to fraction form
   1,007,994.83/1,391,032.24 = 555,285.83/x
3. Step 3: Cross multiply
   1,007,994.83x = 1,391,032.24 × 555,285.83
4. Step 4: Simplify right side
   1,007,994.83x = 772,420,483,601.78
5. Step 5: Solve for x
   x = 772,420,483,601.78/1,007,994.83
6. Step 6: Final answer
   x = 766,294.10