Finding the Fourth Proportional to 6,520.42, 8,998.06 and 3,725.86

Step by Step Solution

1. Step 1: Write the proportion equation
   6,520.42 : 8,998.06 = 3,725.86 : x
2. Step 2: Convert to fraction form
   6,520.42/8,998.06 = 3,725.86/x
3. Step 3: Cross multiply
   6,520.42x = 8,998.06 × 3,725.86
4. Step 4: Simplify right side
   6,520.42x = 33,525,457.53
5. Step 5: Solve for x
   x = 33,525,457.53/6,520.42
6. Step 6: Final answer
   x = 5,141.61