Finding the Fourth Proportional to 71,249.34, 106,839.50 and 29,112.69

Step by Step Solution

1. Step 1: Write the proportion equation
   71,249.34 : 106,839.50 = 29,112.69 : x
2. Step 2: Convert to fraction form
   71,249.34/106,839.50 = 29,112.69/x
3. Step 3: Cross multiply
   71,249.34x = 106,839.50 × 29,112.69
4. Step 4: Simplify right side
   71,249.34x = 3,110,385,097.69
5. Step 5: Solve for x
   x = 3,110,385,097.69/71,249.34
6. Step 6: Final answer
   x = 43,654.93