Finding the Fourth Proportional to 55,793, 77,004.06 and 31,920.68

Step by Step Solution

1. Step 1: Write the proportion equation
   55,793 : 77,004.06 = 31,920.68 : x
2. Step 2: Convert to fraction form
   55,793/77,004.06 = 31,920.68/x
3. Step 3: Cross multiply
   55,793x = 77,004.06 × 31,920.68
4. Step 4: Simplify right side
   55,793x = 2,458,021,957.96
5. Step 5: Solve for x
   x = 2,458,021,957.96/55,793
6. Step 6: Final answer
   x = 44,056.10