Finding the Fourth Proportional to 47,091.29, 65,003.03 and 31,180.86

Step by Step Solution

1. Step 1: Write the proportion equation
   47,091.29 : 65,003.03 = 31,180.86 : x
2. Step 2: Convert to fraction form
   47,091.29/65,003.03 = 31,180.86/x
3. Step 3: Cross multiply
   47,091.29x = 65,003.03 × 31,180.86
4. Step 4: Simplify right side
   47,091.29x = 2,026,850,222.10
5. Step 5: Solve for x
   x = 2,026,850,222.10/47,091.29
6. Step 6: Final answer
   x = 43,040.88