Finding the Fourth Proportional to 2,300.93, 3,451.50 and 657.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,300.93 : 3,451.50 = 657.72 : x
2. Step 2: Convert to fraction form
   2,300.93/3,451.50 = 657.72/x
3. Step 3: Cross multiply
   2,300.93x = 3,451.50 × 657.72
4. Step 4: Simplify right side
   2,300.93x = 2,270,120.58
5. Step 5: Solve for x
   x = 2,270,120.58/2,300.93
6. Step 6: Final answer
   x = 986.61