Finding the Fourth Proportional to 1,061,515.58, 1,464,917.75 and 578,107.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061,515.58 : 1,464,917.75 = 578,107.02 : x
2. Step 2: Convert to fraction form
   1,061,515.58/1,464,917.75 = 578,107.02/x
3. Step 3: Cross multiply
   1,061,515.58x = 1,464,917.75 × 578,107.02
4. Step 4: Simplify right side
   1,061,515.58x = 846,879,243,020.27
5. Step 5: Solve for x
   x = 846,879,243,020.27/1,061,515.58
6. Step 6: Final answer
   x = 797,801.99