Finding the Fourth Proportional to 224,518.72, 309,813.78 and 123,910.24

Step by Step Solution

1. Step 1: Write the proportion equation
   224,518.72 : 309,813.78 = 123,910.24 : x
2. Step 2: Convert to fraction form
   224,518.72/309,813.78 = 123,910.24/x
3. Step 3: Cross multiply
   224,518.72x = 309,813.78 × 123,910.24
4. Step 4: Simplify right side
   224,518.72x = 38,389,099,835.11
5. Step 5: Solve for x
   x = 38,389,099,835.11/224,518.72
6. Step 6: Final answer
   x = 170,983.96