Finding the Fourth Proportional to 824,069.00, 1,134,571.56 and 642,548.00

Step by Step Solution

1. Step 1: Write the proportion equation
   824,069.00 : 1,134,571.56 = 642,548.00 : x
2. Step 2: Convert to fraction form
   824,069.00/1,134,571.56 = 642,548.00/x
3. Step 3: Cross multiply
   824,069.00x = 1,134,571.56 × 642,548.00
4. Step 4: Simplify right side
   824,069.00x = 729,016,681,062.02
5. Step 5: Solve for x
   x = 729,016,681,062.02/824,069.00
6. Step 6: Final answer
   x = 884,654.91