Finding the Fourth Proportional to 70,704.42, 106,105.32 and 29,151.42

Step by Step Solution

1. Step 1: Write the proportion equation
   70,704.42 : 106,105.32 = 29,151.42 : x
2. Step 2: Convert to fraction form
   70,704.42/106,105.32 = 29,151.42/x
3. Step 3: Cross multiply
   70,704.42x = 106,105.32 × 29,151.42
4. Step 4: Simplify right side
   70,704.42x = 3,093,120,747.55
5. Step 5: Solve for x
   x = 3,093,120,747.55/70,704.42
6. Step 6: Final answer
   x = 43,747.20