Finding the Fourth Proportional to 79,111.71, 118,667.66 and 29,170.17

Step by Step Solution

1. Step 1: Write the proportion equation
   79,111.71 : 118,667.66 = 29,170.17 : x
2. Step 2: Convert to fraction form
   79,111.71/118,667.66 = 29,170.17/x
3. Step 3: Cross multiply
   79,111.71x = 118,667.66 × 29,170.17
4. Step 4: Simplify right side
   79,111.71x = 3,461,555,669.85
5. Step 5: Solve for x
   x = 3,461,555,669.85/79,111.71
6. Step 6: Final answer
   x = 43,755.29