Finding the Fourth Proportional to 142,233.76, 213,396.72 and 68,367.52

Step by Step Solution

1. Step 1: Write the proportion equation
   142,233.76 : 213,396.72 = 68,367.52 : x
2. Step 2: Convert to fraction form
   142,233.76/213,396.72 = 68,367.52/x
3. Step 3: Cross multiply
   142,233.76x = 213,396.72 × 68,367.52
4. Step 4: Simplify right side
   142,233.76x = 14,589,404,522.53
5. Step 5: Solve for x
   x = 14,589,404,522.53/142,233.76
6. Step 6: Final answer
   x = 102,573.43