Finding the Fourth Proportional to 12,091.98, 18,130.01 and 5,839.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,091.98 : 18,130.01 = 5,839.59 : x
2. Step 2: Convert to fraction form
   12,091.98/18,130.01 = 5,839.59/x
3. Step 3: Cross multiply
   12,091.98x = 18,130.01 × 5,839.59
4. Step 4: Simplify right side
   12,091.98x = 105,871,795.90
5. Step 5: Solve for x
   x = 105,871,795.90/12,091.98
6. Step 6: Final answer
   x = 8,755.54