Finding the Fourth Proportional to 144,410.82, 199,291.47 and 80,748.45

Step by Step Solution

1. Step 1: Write the proportion equation
   144,410.82 : 199,291.47 = 80,748.45 : x
2. Step 2: Convert to fraction form
   144,410.82/199,291.47 = 80,748.45/x
3. Step 3: Cross multiply
   144,410.82x = 199,291.47 × 80,748.45
4. Step 4: Simplify right side
   144,410.82x = 16,092,477,300.72
5. Step 5: Solve for x
   x = 16,092,477,300.72/144,410.82
6. Step 6: Final answer
   x = 111,435.40