Finding the Fourth Proportional to 314,499.82, 433,942.05 and 187,150.54

Step by Step Solution

1. Step 1: Write the proportion equation
   314,499.82 : 433,942.05 = 187,150.54 : x
2. Step 2: Convert to fraction form
   314,499.82/433,942.05 = 187,150.54/x
3. Step 3: Cross multiply
   314,499.82x = 433,942.05 × 187,150.54
4. Step 4: Simplify right side
   314,499.82x = 81,212,488,986.21
5. Step 5: Solve for x
   x = 81,212,488,986.21/314,499.82
6. Step 6: Final answer
   x = 258,227.46