Finding the Fourth Proportional to 583,484.04, 804,108.72 and 422,065.32

Step by Step Solution

1. Step 1: Write the proportion equation
   583,484.04 : 804,108.72 = 422,065.32 : x
2. Step 2: Convert to fraction form
   583,484.04/804,108.72 = 422,065.32/x
3. Step 3: Cross multiply
   583,484.04x = 804,108.72 × 422,065.32
4. Step 4: Simplify right side
   583,484.04x = 339,386,404,221.59
5. Step 5: Solve for x
   x = 339,386,404,221.59/583,484.04
6. Step 6: Final answer
   x = 581,654.99