Finding the Fourth Proportional to 1,900.22, 2,849.18 and 925.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,900.22 : 2,849.18 = 925.34 : x
2. Step 2: Convert to fraction form
   1,900.22/2,849.18 = 925.34/x
3. Step 3: Cross multiply
   1,900.22x = 2,849.18 × 925.34
4. Step 4: Simplify right side
   1,900.22x = 2,636,460.22
5. Step 5: Solve for x
   x = 2,636,460.22/1,900.22
6. Step 6: Final answer
   x = 1,387.45