Finding the Fourth Proportional to 1,274.00, 1,758.06 and 714.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,274.00 : 1,758.06 = 714.47 : x
2. Step 2: Convert to fraction form
   1,274.00/1,758.06 = 714.47/x
3. Step 3: Cross multiply
   1,274.00x = 1,758.06 × 714.47
4. Step 4: Simplify right side
   1,274.00x = 1,256,072.34
5. Step 5: Solve for x
   x = 1,256,072.34/1,274.00
6. Step 6: Final answer
   x = 985.93