Finding the Fourth Proportional to 1,967.34, 2,950.60 and 1,090.70

Step by Step Solution

1. Step 1: Write the proportion equation
   1,967.34 : 2,950.60 = 1,090.70 : x
2. Step 2: Convert to fraction form
   1,967.34/2,950.60 = 1,090.70/x
3. Step 3: Cross multiply
   1,967.34x = 2,950.60 × 1,090.70
4. Step 4: Simplify right side
   1,967.34x = 3,218,219.42
5. Step 5: Solve for x
   x = 3,218,219.42/1,967.34
6. Step 6: Final answer
   x = 1,635.82