Finding the Fourth Proportional to 1,417.02, 1,952.28 and 1,242.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,417.02 : 1,952.28 = 1,242.06 : x
2. Step 2: Convert to fraction form
   1,417.02/1,952.28 = 1,242.06/x
3. Step 3: Cross multiply
   1,417.02x = 1,952.28 × 1,242.06
4. Step 4: Simplify right side
   1,417.02x = 2,424,848.90
5. Step 5: Solve for x
   x = 2,424,848.90/1,417.02
6. Step 6: Final answer
   x = 1,711.23