Finding the Fourth Proportional to 1,973.99, 2,962.20 and 1,097.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,973.99 : 2,962.20 = 1,097.16 : x
2. Step 2: Convert to fraction form
   1,973.99/2,962.20 = 1,097.16/x
3. Step 3: Cross multiply
   1,973.99x = 2,962.20 × 1,097.16
4. Step 4: Simplify right side
   1,973.99x = 3,250,007.35
5. Step 5: Solve for x
   x = 3,250,007.35/1,973.99
6. Step 6: Final answer
   x = 1,646.42