Finding the Fourth Proportional to 8,145.33, 12,219.52 and 3,703.32

Step by Step Solution

1. Step 1: Write the proportion equation
   8,145.33 : 12,219.52 = 3,703.32 : x
2. Step 2: Convert to fraction form
   8,145.33/12,219.52 = 3,703.32/x
3. Step 3: Cross multiply
   8,145.33x = 12,219.52 × 3,703.32
4. Step 4: Simplify right side
   8,145.33x = 45,252,792.81
5. Step 5: Solve for x
   x = 45,252,792.81/8,145.33
6. Step 6: Final answer
   x = 5,555.67