Finding the Fourth Proportional to 367,392.42, 551,123.42 and 142,770.18

Step by Step Solution

1. Step 1: Write the proportion equation
   367,392.42 : 551,123.42 = 142,770.18 : x
2. Step 2: Convert to fraction form
   367,392.42/551,123.42 = 142,770.18/x
3. Step 3: Cross multiply
   367,392.42x = 551,123.42 × 142,770.18
4. Step 4: Simplify right side
   367,392.42x = 78,683,989,875.62
5. Step 5: Solve for x
   x = 78,683,989,875.62/367,392.42
6. Step 6: Final answer
   x = 214,168.79