Finding the Fourth Proportional to 198,565.82, 274,060.69 and 117,977.84

Step by Step Solution

1. Step 1: Write the proportion equation
   198,565.82 : 274,060.69 = 117,977.84 : x
2. Step 2: Convert to fraction form
   198,565.82/274,060.69 = 117,977.84/x
3. Step 3: Cross multiply
   198,565.82x = 274,060.69 × 117,977.84
4. Step 4: Simplify right side
   198,565.82x = 32,333,086,569.86
5. Step 5: Solve for x
   x = 32,333,086,569.86/198,565.82
6. Step 6: Final answer
   x = 162,833.09