Finding the Fourth Proportional to 9,411.03, 12,986.32 and 5,634.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,411.03 : 12,986.32 = 5,634.12 : x
2. Step 2: Convert to fraction form
   9,411.03/12,986.32 = 5,634.12/x
3. Step 3: Cross multiply
   9,411.03x = 12,986.32 × 5,634.12
4. Step 4: Simplify right side
   9,411.03x = 73,166,503.62
5. Step 5: Solve for x
   x = 73,166,503.62/9,411.03
6. Step 6: Final answer
   x = 7,774.55