Finding the Fourth Proportional to 1,061,517.58, 1,464,920.51 and 578,109.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061,517.58 : 1,464,920.51 = 578,109.02 : x
2. Step 2: Convert to fraction form
   1,061,517.58/1,464,920.51 = 578,109.02/x
3. Step 3: Cross multiply
   1,061,517.58x = 1,464,920.51 × 578,109.02
4. Step 4: Simplify right side
   1,061,517.58x = 846,883,760,414.00
5. Step 5: Solve for x
   x = 846,883,760,414.00/1,061,517.58
6. Step 6: Final answer
   x = 797,804.74