Finding the Fourth Proportional to 140,002.84, 209,111.83 and 126,655.32

Step by Step Solution

1. Step 1: Write the proportion equation
   140,002.84 : 209,111.83 = 126,655.32 : x
2. Step 2: Convert to fraction form
   140,002.84/209,111.83 = 126,655.32/x
3. Step 3: Cross multiply
   140,002.84x = 209,111.83 × 126,655.32
4. Step 4: Simplify right side
   140,002.84x = 26,485,125,744.44
5. Step 5: Solve for x
   x = 26,485,125,744.44/140,002.84
6. Step 6: Final answer
   x = 189,175.63