Finding the Fourth Proportional to 127,910.97, 191,784.42 and 53,082.77

Step by Step Solution

1. Step 1: Write the proportion equation
   127,910.97 : 191,784.42 = 53,082.77 : x
2. Step 2: Convert to fraction form
   127,910.97/191,784.42 = 53,082.77/x
3. Step 3: Cross multiply
   127,910.97x = 191,784.42 × 53,082.77
4. Step 4: Simplify right side
   127,910.97x = 10,180,447,297.52
5. Step 5: Solve for x
   x = 10,180,447,297.52/127,910.97
6. Step 6: Final answer
   x = 79,590.10