Finding the Fourth Proportional to 224,004.69, 309,126.34 and 123,402.69

Step by Step Solution

1. Step 1: Write the proportion equation
   224,004.69 : 309,126.34 = 123,402.69 : x
2. Step 2: Convert to fraction form
   224,004.69/309,126.34 = 123,402.69/x
3. Step 3: Cross multiply
   224,004.69x = 309,126.34 × 123,402.69
4. Step 4: Simplify right side
   224,004.69x = 38,147,021,288.84
5. Step 5: Solve for x
   x = 38,147,021,288.84/224,004.69
6. Step 6: Final answer
   x = 170,295.64