Finding the Fourth Proportional to 1,498.67, 2,068.29 and 909.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498.67 : 2,068.29 = 909.53 : x
2. Step 2: Convert to fraction form
   1,498.67/2,068.29 = 909.53/x
3. Step 3: Cross multiply
   1,498.67x = 2,068.29 × 909.53
4. Step 4: Simplify right side
   1,498.67x = 1,881,171.80
5. Step 5: Solve for x
   x = 1,881,171.80/1,498.67
6. Step 6: Final answer
   x = 1,255.23