Finding the Fourth Proportional to 224,074.88, 309,226.56 and 123,470.72

Step by Step Solution

1. Step 1: Write the proportion equation
   224,074.88 : 309,226.56 = 123,470.72 : x
2. Step 2: Convert to fraction form
   224,074.88/309,226.56 = 123,470.72/x
3. Step 3: Cross multiply
   224,074.88x = 309,226.56 × 123,470.72
4. Step 4: Simplify right side
   224,074.88x = 38,180,426,006.32
5. Step 5: Solve for x
   x = 38,180,426,006.32/224,074.88
6. Step 6: Final answer
   x = 170,391.37