Finding the Fourth Proportional to 1,061,366.49, 1,464,646.86 and 577,919.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061,366.49 : 1,464,646.86 = 577,919.61 : x
2. Step 2: Convert to fraction form
   1,061,366.49/1,464,646.86 = 577,919.61/x
3. Step 3: Cross multiply
   1,061,366.49x = 1,464,646.86 × 577,919.61
4. Step 4: Simplify right side
   1,061,366.49x = 846,448,142,118.93
5. Step 5: Solve for x
   x = 846,448,142,118.93/1,061,366.49
6. Step 6: Final answer
   x = 797,507.88