Finding the Fourth Proportional to 12,962.15, 19,443.27 and 3,602.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,962.15 : 19,443.27 = 3,602.69 : x
2. Step 2: Convert to fraction form
   12,962.15/19,443.27 = 3,602.69/x
3. Step 3: Cross multiply
   12,962.15x = 19,443.27 × 3,602.69
4. Step 4: Simplify right side
   12,962.15x = 70,048,074.40
5. Step 5: Solve for x
   x = 70,048,074.40/12,962.15
6. Step 6: Final answer
   x = 5,404.05