Finding the Fourth Proportional to 1,262.98, 1,892.72 and 954.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,262.98 : 1,892.72 = 954.58 : x
2. Step 2: Convert to fraction form
   1,262.98/1,892.72 = 954.58/x
3. Step 3: Cross multiply
   1,262.98x = 1,892.72 × 954.58
4. Step 4: Simplify right side
   1,262.98x = 1,806,752.66
5. Step 5: Solve for x
   x = 1,806,752.66/1,262.98
6. Step 6: Final answer
   x = 1,430.55