Finding the Fourth Proportional to 2,069.69, 3,105.54 and 973.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,069.69 : 3,105.54 = 973.89 : x
2. Step 2: Convert to fraction form
   2,069.69/3,105.54 = 973.89/x
3. Step 3: Cross multiply
   2,069.69x = 3,105.54 × 973.89
4. Step 4: Simplify right side
   2,069.69x = 3,024,454.35
5. Step 5: Solve for x
   x = 3,024,454.35/2,069.69
6. Step 6: Final answer
   x = 1,461.31