Finding the Fourth Proportional to 3,433.32, 5,149.86 and 1,457.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,433.32 : 5,149.86 = 1,457.69 : x
2. Step 2: Convert to fraction form
   3,433.32/5,149.86 = 1,457.69/x
3. Step 3: Cross multiply
   3,433.32x = 5,149.86 × 1,457.69
4. Step 4: Simplify right side
   3,433.32x = 7,506,873.67
5. Step 5: Solve for x
   x = 7,506,873.67/3,433.32
6. Step 6: Final answer
   x = 2,186.48