Finding the Fourth Proportional to 3,012.10, 4,493.51 and 3,012.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,012.10 : 4,493.51 = 3,012.10 : x
2. Step 2: Convert to fraction form
   3,012.10/4,493.51 = 3,012.10/x
3. Step 3: Cross multiply
   3,012.10x = 4,493.51 × 3,012.10
4. Step 4: Simplify right side
   3,012.10x = 13,534,901.47
5. Step 5: Solve for x
   x = 13,534,901.47/3,012.10
6. Step 6: Final answer
   x = 4,493.51