Finding the Fourth Proportional to 162,003.48, 243,087.24 and 109,302.30

Step by Step Solution

1. Step 1: Write the proportion equation
   162,003.48 : 243,087.24 = 109,302.30 : x
2. Step 2: Convert to fraction form
   162,003.48/243,087.24 = 109,302.30/x
3. Step 3: Cross multiply
   162,003.48x = 243,087.24 × 109,302.30
4. Step 4: Simplify right side
   162,003.48x = 26,569,994,432.65
5. Step 5: Solve for x
   x = 26,569,994,432.65/162,003.48
6. Step 6: Final answer
   x = 164,008.79