Finding the Fourth Proportional to 9,126.10, 12,601.47 and 5,774.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,126.10 : 12,601.47 = 5,774.32 : x
2. Step 2: Convert to fraction form
   9,126.10/12,601.47 = 5,774.32/x
3. Step 3: Cross multiply
   9,126.10x = 12,601.47 × 5,774.32
4. Step 4: Simplify right side
   9,126.10x = 72,764,920.25
5. Step 5: Solve for x
   x = 72,764,920.25/9,126.10
6. Step 6: Final answer
   x = 7,973.28