Finding the Fourth Proportional to 1,021,908.83, 1,410,166.71 and 613,768.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,021,908.83 : 1,410,166.71 = 613,768.16 : x
2. Step 2: Convert to fraction form
   1,021,908.83/1,410,166.71 = 613,768.16/x
3. Step 3: Cross multiply
   1,021,908.83x = 1,410,166.71 × 613,768.16
4. Step 4: Simplify right side
   1,021,908.83x = 865,515,419,839.12
5. Step 5: Solve for x
   x = 865,515,419,839.12/1,021,908.83
6. Step 6: Final answer
   x = 846,959.53