Finding the Fourth Proportional to 85,869, 118,499.22 and 50,060.52

Step by Step Solution

1. Step 1: Write the proportion equation
   85,869 : 118,499.22 = 50,060.52 : x
2. Step 2: Convert to fraction form
   85,869/118,499.22 = 50,060.52/x
3. Step 3: Cross multiply
   85,869x = 118,499.22 × 50,060.52
4. Step 4: Simplify right side
   85,869x = 5,932,132,572.79
5. Step 5: Solve for x
   x = 5,932,132,572.79/85,869
6. Step 6: Final answer
   x = 69,083.52