Finding the Fourth Proportional to 2,460.86, 3,398.73 and 1,908.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,460.86 : 3,398.73 = 1,908.01 : x
2. Step 2: Convert to fraction form
   2,460.86/3,398.73 = 1,908.01/x
3. Step 3: Cross multiply
   2,460.86x = 3,398.73 × 1,908.01
4. Step 4: Simplify right side
   2,460.86x = 6,484,810.83
5. Step 5: Solve for x
   x = 6,484,810.83/2,460.86
6. Step 6: Final answer
   x = 2,635.18