Finding the Fourth Proportional to 253,005.78, 349,105.86 and 151,072.38

Step by Step Solution

1. Step 1: Write the proportion equation
   253,005.78 : 349,105.86 = 151,072.38 : x
2. Step 2: Convert to fraction form
   253,005.78/349,105.86 = 151,072.38/x
3. Step 3: Cross multiply
   253,005.78x = 349,105.86 × 151,072.38
4. Step 4: Simplify right side
   253,005.78x = 52,740,253,142.15
5. Step 5: Solve for x
   x = 52,740,253,142.15/253,005.78
6. Step 6: Final answer
   x = 208,454.74