Finding the Fourth Proportional to 47,091.88, 65,003.86 and 31,181.46

Step by Step Solution

1. Step 1: Write the proportion equation
   47,091.88 : 65,003.86 = 31,181.46 : x
2. Step 2: Convert to fraction form
   47,091.88/65,003.86 = 31,181.46/x
3. Step 3: Cross multiply
   47,091.88x = 65,003.86 × 31,181.46
4. Step 4: Simplify right side
   47,091.88x = 2,026,915,260.44
5. Step 5: Solve for x
   x = 2,026,915,260.44/47,091.88
6. Step 6: Final answer
   x = 43,041.71