Finding the Fourth Proportional to 271,491.30, 374,562.72 and 156,766.68

Step by Step Solution

1. Step 1: Write the proportion equation
   271,491.30 : 374,562.72 = 156,766.68 : x
2. Step 2: Convert to fraction form
   271,491.30/374,562.72 = 156,766.68/x
3. Step 3: Cross multiply
   271,491.30x = 374,562.72 × 156,766.68
4. Step 4: Simplify right side
   271,491.30x = 58,718,954,066.17
5. Step 5: Solve for x
   x = 58,718,954,066.17/271,491.30
6. Step 6: Final answer
   x = 216,283.00