Finding the Fourth Proportional to 246,978.72, 340,830.99 and 133,801.47

Step by Step Solution

1. Step 1: Write the proportion equation
   246,978.72 : 340,830.99 = 133,801.47 : x
2. Step 2: Convert to fraction form
   246,978.72/340,830.99 = 133,801.47/x
3. Step 3: Cross multiply
   246,978.72x = 340,830.99 × 133,801.47
4. Step 4: Simplify right side
   246,978.72x = 45,603,687,483.56
5. Step 5: Solve for x
   x = 45,603,687,483.56/246,978.72
6. Step 6: Final answer
   x = 184,646.22