Finding the Fourth Proportional to 2,970.27, 4,099.55 and 1,712.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,970.27 : 4,099.55 = 1,712.07 : x
2. Step 2: Convert to fraction form
   2,970.27/4,099.55 = 1,712.07/x
3. Step 3: Cross multiply
   2,970.27x = 4,099.55 × 1,712.07
4. Step 4: Simplify right side
   2,970.27x = 7,018,708.01
5. Step 5: Solve for x
   x = 7,018,708.01/2,970.27
6. Step 6: Final answer
   x = 2,362.99