Finding the Fourth Proportional to 1,467.38, 2,196.48 and 917.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,467.38 : 2,196.48 = 917.12 : x
2. Step 2: Convert to fraction form
   1,467.38/2,196.48 = 917.12/x
3. Step 3: Cross multiply
   1,467.38x = 2,196.48 × 917.12
4. Step 4: Simplify right side
   1,467.38x = 2,014,435.74
5. Step 5: Solve for x
   x = 2,014,435.74/1,467.38
6. Step 6: Final answer
   x = 1,372.81