Finding the Fourth Proportional to 94,727.70, 142,113.78 and 28,168.38

Step by Step Solution

1. Step 1: Write the proportion equation
   94,727.70 : 142,113.78 = 28,168.38 : x
2. Step 2: Convert to fraction form
   94,727.70/142,113.78 = 28,168.38/x
3. Step 3: Cross multiply
   94,727.70x = 142,113.78 × 28,168.38
4. Step 4: Simplify right side
   94,727.70x = 4,003,114,958.28
5. Step 5: Solve for x
   x = 4,003,114,958.28/94,727.70
6. Step 6: Final answer
   x = 42,259.18