Finding the Fourth Proportional to 8,036.57, 12,053.61 and 4,915.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,036.57 : 12,053.61 = 4,915.50 : x
2. Step 2: Convert to fraction form
   8,036.57/12,053.61 = 4,915.50/x
3. Step 3: Cross multiply
   8,036.57x = 12,053.61 × 4,915.50
4. Step 4: Simplify right side
   8,036.57x = 59,249,519.96
5. Step 5: Solve for x
   x = 59,249,519.96/8,036.57
6. Step 6: Final answer
   x = 7,372.49