Finding the Fourth Proportional to 825,567.04, 1,139,216.12 and 458,056

Step by Step Solution

1. Step 1: Write the proportion equation
   825,567.04 : 1,139,216.12 = 458,056 : x
2. Step 2: Convert to fraction form
   825,567.04/1,139,216.12 = 458,056/x
3. Step 3: Cross multiply
   825,567.04x = 1,139,216.12 × 458,056
4. Step 4: Simplify right side
   825,567.04x = 521,824,779,062.72
5. Step 5: Solve for x
   x = 521,824,779,062.72/825,567.04
6. Step 6: Final answer
   x = 632,080.44