Finding the Fourth Proportional to 1,973.42, 2,962.56 and 1,808.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,973.42 : 2,962.56 = 1,808.18 : x
2. Step 2: Convert to fraction form
   1,973.42/2,962.56 = 1,808.18/x
3. Step 3: Cross multiply
   1,973.42x = 2,962.56 × 1,808.18
4. Step 4: Simplify right side
   1,973.42x = 5,356,841.74
5. Step 5: Solve for x
   x = 5,356,841.74/1,973.42
6. Step 6: Final answer
   x = 2,714.50