Finding the Fourth Proportional to 2,615.87, 3,925.34 and 973.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,615.87 : 3,925.34 = 973.56 : x
2. Step 2: Convert to fraction form
   2,615.87/3,925.34 = 973.56/x
3. Step 3: Cross multiply
   2,615.87x = 3,925.34 × 973.56
4. Step 4: Simplify right side
   2,615.87x = 3,821,554.01
5. Step 5: Solve for x
   x = 3,821,554.01/2,615.87
6. Step 6: Final answer
   x = 1,460.91