Finding the Fourth Proportional to 304,651.82, 420,404.56 and 168,681.98

Step by Step Solution

1. Step 1: Write the proportion equation
   304,651.82 : 420,404.56 = 168,681.98 : x
2. Step 2: Convert to fraction form
   304,651.82/420,404.56 = 168,681.98/x
3. Step 3: Cross multiply
   304,651.82x = 420,404.56 × 168,681.98
4. Step 4: Simplify right side
   304,651.82x = 70,914,671,058.10
5. Step 5: Solve for x
   x = 70,914,671,058.10/304,651.82
6. Step 6: Final answer
   x = 232,772.85