Finding the Fourth Proportional to 1,417.42, 1,948.46 and 1,266.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,417.42 : 1,948.46 = 1,266.45 : x
2. Step 2: Convert to fraction form
   1,417.42/1,948.46 = 1,266.45/x
3. Step 3: Cross multiply
   1,417.42x = 1,948.46 × 1,266.45
4. Step 4: Simplify right side
   1,417.42x = 2,467,627.17
5. Step 5: Solve for x
   x = 2,467,627.17/1,417.42
6. Step 6: Final answer
   x = 1,740.93