Finding the Fourth Proportional to 224,233.72, 309,442.26 and 122,259.16

Step by Step Solution

1. Step 1: Write the proportion equation
   224,233.72 : 309,442.26 = 122,259.16 : x
2. Step 2: Convert to fraction form
   224,233.72/309,442.26 = 122,259.16/x
3. Step 3: Cross multiply
   224,233.72x = 309,442.26 × 122,259.16
4. Step 4: Simplify right side
   224,233.72x = 37,832,150,776.10
5. Step 5: Solve for x
   x = 37,832,150,776.10/224,233.72
6. Step 6: Final answer
   x = 168,717.49