Finding the Fourth Proportional to 162,968.22, 243,752.49 and 145,083.42

Step by Step Solution

1. Step 1: Write the proportion equation
   162,968.22 : 243,752.49 = 145,083.42 : x
2. Step 2: Convert to fraction form
   162,968.22/243,752.49 = 145,083.42/x
3. Step 3: Cross multiply
   162,968.22x = 243,752.49 × 145,083.42
4. Step 4: Simplify right side
   162,968.22x = 35,364,444,882.72
5. Step 5: Solve for x
   x = 35,364,444,882.72/162,968.22
6. Step 6: Final answer
   x = 217,002.09