Finding the Fourth Proportional to 2,045.60, 3,068.89 and 659.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,045.60 : 3,068.89 = 659.07 : x
2. Step 2: Convert to fraction form
   2,045.60/3,068.89 = 659.07/x
3. Step 3: Cross multiply
   2,045.60x = 3,068.89 × 659.07
4. Step 4: Simplify right side
   2,045.60x = 2,022,597.99
5. Step 5: Solve for x
   x = 2,022,597.99/2,045.60
6. Step 6: Final answer
   x = 988.76