Finding the Fourth Proportional to 2,979.59, 4,468.47 and 2,061.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,979.59 : 4,468.47 = 2,061.05 : x
2. Step 2: Convert to fraction form
   2,979.59/4,468.47 = 2,061.05/x
3. Step 3: Cross multiply
   2,979.59x = 4,468.47 × 2,061.05
4. Step 4: Simplify right side
   2,979.59x = 9,209,740.09
5. Step 5: Solve for x
   x = 9,209,740.09/2,979.59
6. Step 6: Final answer
   x = 3,090.94