Finding the Fourth Proportional to 47,189.08, 65,091.27 and 31,057.22

Step by Step Solution

1. Step 1: Write the proportion equation
   47,189.08 : 65,091.27 = 31,057.22 : x
2. Step 2: Convert to fraction form
   47,189.08/65,091.27 = 31,057.22/x
3. Step 3: Cross multiply
   47,189.08x = 65,091.27 × 31,057.22
4. Step 4: Simplify right side
   47,189.08x = 2,021,554,084.31
5. Step 5: Solve for x
   x = 2,021,554,084.31/47,189.08
6. Step 6: Final answer
   x = 42,839.45