Finding the Fourth Proportional to 1,896.17, 2,615.99 and 1,400.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,896.17 : 2,615.99 = 1,400.00 : x
2. Step 2: Convert to fraction form
   1,896.17/2,615.99 = 1,400.00/x
3. Step 3: Cross multiply
   1,896.17x = 2,615.99 × 1,400.00
4. Step 4: Simplify right side
   1,896.17x = 3,662,365.92
5. Step 5: Solve for x
   x = 3,662,365.92/1,896.17
6. Step 6: Final answer
   x = 1,931.46