Finding the Fourth Proportional to 502,690, 754,028.42 and 123,614

Step by Step Solution

1. Step 1: Write the proportion equation
   502,690 : 754,028.42 = 123,614 : x
2. Step 2: Convert to fraction form
   502,690/754,028.42 = 123,614/x
3. Step 3: Cross multiply
   502,690x = 754,028.42 × 123,614
4. Step 4: Simplify right side
   502,690x = 93,208,469,109.88
5. Step 5: Solve for x
   x = 93,208,469,109.88/502,690
6. Step 6: Final answer
   x = 185,419.38