Finding the Fourth Proportional to 144,156.06, 199,127.43 and 115,968.06

Step by Step Solution

1. Step 1: Write the proportion equation
   144,156.06 : 199,127.43 = 115,968.06 : x
2. Step 2: Convert to fraction form
   144,156.06/199,127.43 = 115,968.06/x
3. Step 3: Cross multiply
   144,156.06x = 199,127.43 × 115,968.06
4. Step 4: Simplify right side
   144,156.06x = 23,092,421,749.89
5. Step 5: Solve for x
   x = 23,092,421,749.89/144,156.06
6. Step 6: Final answer
   x = 160,190.43