Finding the Fourth Proportional to 591,443.30, 887,821.05 and 367,057.10

Step by Step Solution

1. Step 1: Write the proportion equation
   591,443.30 : 887,821.05 = 367,057.10 : x
2. Step 2: Convert to fraction form
   591,443.30/887,821.05 = 367,057.10/x
3. Step 3: Cross multiply
   591,443.30x = 887,821.05 × 367,057.10
4. Step 4: Simplify right side
   591,443.30x = 325,881,019,931.96
5. Step 5: Solve for x
   x = 325,881,019,931.96/591,443.30
6. Step 6: Final answer
   x = 550,992.83