Finding the Fourth Proportional to 2,538.16, 3,499.76 and 2,064.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,538.16 : 3,499.76 = 2,064.76 : x
2. Step 2: Convert to fraction form
   2,538.16/3,499.76 = 2,064.76/x
3. Step 3: Cross multiply
   2,538.16x = 3,499.76 × 2,064.76
4. Step 4: Simplify right side
   2,538.16x = 7,226,164.46
5. Step 5: Solve for x
   x = 7,226,164.46/2,538.16
6. Step 6: Final answer
   x = 2,847.01