Finding the Fourth Proportional to 172,819.46, 238,374.17 and 150,118.91

Step by Step Solution

1. Step 1: Write the proportion equation
   172,819.46 : 238,374.17 = 150,118.91 : x
2. Step 2: Convert to fraction form
   172,819.46/238,374.17 = 150,118.91/x
3. Step 3: Cross multiply
   172,819.46x = 238,374.17 × 150,118.91
4. Step 4: Simplify right side
   172,819.46x = 35,784,470,417.90
5. Step 5: Solve for x
   x = 35,784,470,417.90/172,819.46
6. Step 6: Final answer
   x = 207,062.73