Finding the Fourth Proportional to 9,132.30, 12,602.58 and 4,940.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,132.30 : 12,602.58 = 4,940.54 : x
2. Step 2: Convert to fraction form
   9,132.30/12,602.58 = 4,940.54/x
3. Step 3: Cross multiply
   9,132.30x = 12,602.58 × 4,940.54
4. Step 4: Simplify right side
   9,132.30x = 62,263,550.59
5. Step 5: Solve for x
   x = 62,263,550.59/9,132.30
6. Step 6: Final answer
   x = 6,817.95