Finding the Fourth Proportional to 367,046.72, 550,770.76 and 142,416.02

Step by Step Solution

1. Step 1: Write the proportion equation
   367,046.72 : 550,770.76 = 142,416.02 : x
2. Step 2: Convert to fraction form
   367,046.72/550,770.76 = 142,416.02/x
3. Step 3: Cross multiply
   367,046.72x = 550,770.76 × 142,416.02
4. Step 4: Simplify right side
   367,046.72x = 78,438,580,325.43
5. Step 5: Solve for x
   x = 78,438,580,325.43/367,046.72
6. Step 6: Final answer
   x = 213,701.89