Finding the Fourth Proportional to 1,354.83, 1,869.64 and 757.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,354.83 : 1,869.64 = 757.34 : x
2. Step 2: Convert to fraction form
   1,354.83/1,869.64 = 757.34/x
3. Step 3: Cross multiply
   1,354.83x = 1,869.64 × 757.34
4. Step 4: Simplify right side
   1,354.83x = 1,415,950.38
5. Step 5: Solve for x
   x = 1,415,950.38/1,354.83
6. Step 6: Final answer
   x = 1,045.11