Finding the Fourth Proportional to 367,061.93, 550,793.50 and 142,431.17

Step by Step Solution

1. Step 1: Write the proportion equation
   367,061.93 : 550,793.50 = 142,431.17 : x
2. Step 2: Convert to fraction form
   367,061.93/550,793.50 = 142,431.17/x
3. Step 3: Cross multiply
   367,061.93x = 550,793.50 × 142,431.17
4. Step 4: Simplify right side
   367,061.93x = 78,450,162,633.40
5. Step 5: Solve for x
   x = 78,450,162,633.40/367,061.93
6. Step 6: Final answer
   x = 213,724.60