Finding the Fourth Proportional to 501,404.47, 752,159.43 and 146,419.49

Step by Step Solution

1. Step 1: Write the proportion equation
   501,404.47 : 752,159.43 = 146,419.49 : x
2. Step 2: Convert to fraction form
   501,404.47/752,159.43 = 146,419.49/x
3. Step 3: Cross multiply
   501,404.47x = 752,159.43 × 146,419.49
4. Step 4: Simplify right side
   501,404.47x = 110,130,802,019.69
5. Step 5: Solve for x
   x = 110,130,802,019.69/501,404.47
6. Step 6: Final answer
   x = 219,644.64