Finding the Fourth Proportional to 71,105.04, 106,768.53 and 67,950.09

Step by Step Solution

1. Step 1: Write the proportion equation
   71,105.04 : 106,768.53 = 67,950.09 : x
2. Step 2: Convert to fraction form
   71,105.04/106,768.53 = 67,950.09/x
3. Step 3: Cross multiply
   71,105.04x = 106,768.53 × 67,950.09
4. Step 4: Simplify right side
   71,105.04x = 7,254,931,222.67
5. Step 5: Solve for x
   x = 7,254,931,222.67/71,105.04
6. Step 6: Final answer
   x = 102,031.18