Finding the Fourth Proportional to 1,417.60, 1,958.34 and 1,406.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,417.60 : 1,958.34 = 1,406.62 : x
2. Step 2: Convert to fraction form
   1,417.60/1,958.34 = 1,406.62/x
3. Step 3: Cross multiply
   1,417.60x = 1,958.34 × 1,406.62
4. Step 4: Simplify right side
   1,417.60x = 2,754,640.21
5. Step 5: Solve for x
   x = 2,754,640.21/1,417.60
6. Step 6: Final answer
   x = 1,943.17