Finding the Fourth Proportional to 142,737.43, 196,963.28 and 79,063.33

Step by Step Solution

1. Step 1: Write the proportion equation
   142,737.43 : 196,963.28 = 79,063.33 : x
2. Step 2: Convert to fraction form
   142,737.43/196,963.28 = 79,063.33/x
3. Step 3: Cross multiply
   142,737.43x = 196,963.28 × 79,063.33
4. Step 4: Simplify right side
   142,737.43x = 15,572,572,017.36
5. Step 5: Solve for x
   x = 15,572,572,017.36/142,737.43
6. Step 6: Final answer
   x = 109,099.43