Finding the Fourth Proportional to 199,887.82, 275,844.72 and 113,846.78

Step by Step Solution

1. Step 1: Write the proportion equation
   199,887.82 : 275,844.72 = 113,846.78 : x
2. Step 2: Convert to fraction form
   199,887.82/275,844.72 = 113,846.78/x
3. Step 3: Cross multiply
   199,887.82x = 275,844.72 × 113,846.78
4. Step 4: Simplify right side
   199,887.82x = 31,404,034,268.54
5. Step 5: Solve for x
   x = 31,404,034,268.54/199,887.82
6. Step 6: Final answer
   x = 157,108.30