Finding the Fourth Proportional to 6,740.10, 10,088.55 and 3,612.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,740.10 : 10,088.55 = 3,612.42 : x
2. Step 2: Convert to fraction form
   6,740.10/10,088.55 = 3,612.42/x
3. Step 3: Cross multiply
   6,740.10x = 10,088.55 × 3,612.42
4. Step 4: Simplify right side
   6,740.10x = 36,444,079.79
5. Step 5: Solve for x
   x = 36,444,079.79/6,740.10
6. Step 6: Final answer
   x = 5,407.05