Finding the Fourth Proportional to 127,499.37, 192,008.07 and 111,057.99

Step by Step Solution

1. Step 1: Write the proportion equation
   127,499.37 : 192,008.07 = 111,057.99 : x
2. Step 2: Convert to fraction form
   127,499.37/192,008.07 = 111,057.99/x
3. Step 3: Cross multiply
   127,499.37x = 192,008.07 × 111,057.99
4. Step 4: Simplify right side
   127,499.37x = 21,324,029,597.95
5. Step 5: Solve for x
   x = 21,324,029,597.95/127,499.37
6. Step 6: Final answer
   x = 167,248.12