Finding the Fourth Proportional to 2,061.02, 3,091.20 and 599.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.02 : 3,091.20 = 599.88 : x
2. Step 2: Convert to fraction form
   2,061.02/3,091.20 = 599.88/x
3. Step 3: Cross multiply
   2,061.02x = 3,091.20 × 599.88
4. Step 4: Simplify right side
   2,061.02x = 1,854,349.06
5. Step 5: Solve for x
   x = 1,854,349.06/2,061.02
6. Step 6: Final answer
   x = 899.72