Finding the Fourth Proportional to 298,602.72, 446,851.72 and 186,335.82

Step by Step Solution

1. Step 1: Write the proportion equation
   298,602.72 : 446,851.72 = 186,335.82 : x
2. Step 2: Convert to fraction form
   298,602.72/446,851.72 = 186,335.82/x
3. Step 3: Cross multiply
   298,602.72x = 446,851.72 × 186,335.82
4. Step 4: Simplify right side
   298,602.72x = 83,264,481,664.61
5. Step 5: Solve for x
   x = 83,264,481,664.61/298,602.72
6. Step 6: Final answer
   x = 278,847.03