Finding the Fourth Proportional to 1,937.34, 2,906.56 and 704.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,937.34 : 2,906.56 = 704.72 : x
2. Step 2: Convert to fraction form
   1,937.34/2,906.56 = 704.72/x
3. Step 3: Cross multiply
   1,937.34x = 2,906.56 × 704.72
4. Step 4: Simplify right side
   1,937.34x = 2,048,310.96
5. Step 5: Solve for x
   x = 2,048,310.96/1,937.34
6. Step 6: Final answer
   x = 1,057.28