Finding the Fourth Proportional to 2,679.20, 3,697.12 and 1,500.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,679.20 : 3,697.12 = 1,500.34 : x
2. Step 2: Convert to fraction form
   2,679.20/3,697.12 = 1,500.34/x
3. Step 3: Cross multiply
   2,679.20x = 3,697.12 × 1,500.34
4. Step 4: Simplify right side
   2,679.20x = 5,546,937.02
5. Step 5: Solve for x
   x = 5,546,937.02/2,679.20
6. Step 6: Final answer
   x = 2,070.37