Finding the Fourth Proportional to 1,056,598.02, 1,458,065.61 and 573,147.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,056,598.02 : 1,458,065.61 = 573,147.09 : x
2. Step 2: Convert to fraction form
   1,056,598.02/1,458,065.61 = 573,147.09/x
3. Step 3: Cross multiply
   1,056,598.02x = 1,458,065.61 × 573,147.09
4. Step 4: Simplify right side
   1,056,598.02x = 835,686,061,400.58
5. Step 5: Solve for x
   x = 835,686,061,400.58/1,056,598.02
6. Step 6: Final answer
   x = 790,921.47