Finding the Fourth Proportional to 323,730.91, 446,781.32 and 187,806.43

Step by Step Solution

1. Step 1: Write the proportion equation
   323,730.91 : 446,781.32 = 187,806.43 : x
2. Step 2: Convert to fraction form
   323,730.91/446,781.32 = 187,806.43/x
3. Step 3: Cross multiply
   323,730.91x = 446,781.32 × 187,806.43
4. Step 4: Simplify right side
   323,730.91x = 83,908,404,699.89
5. Step 5: Solve for x
   x = 83,908,404,699.89/323,730.91
6. Step 6: Final answer
   x = 259,191.82