Finding the Fourth Proportional to 56,104.57, 77,433.94 and 53,582.23

Step by Step Solution

1. Step 1: Write the proportion equation
   56,104.57 : 77,433.94 = 53,582.23 : x
2. Step 2: Convert to fraction form
   56,104.57/77,433.94 = 53,582.23/x
3. Step 3: Cross multiply
   56,104.57x = 77,433.94 × 53,582.23
4. Step 4: Simplify right side
   56,104.57x = 4,149,083,182.89
5. Step 5: Solve for x
   x = 4,149,083,182.89/56,104.57
6. Step 6: Final answer
   x = 73,952.68