Finding the Fourth Proportional to 1,499.96, 2,070.07 and 902.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.96 : 2,070.07 = 902.54 : x
2. Step 2: Convert to fraction form
   1,499.96/2,070.07 = 902.54/x
3. Step 3: Cross multiply
   1,499.96x = 2,070.07 × 902.54
4. Step 4: Simplify right side
   1,499.96x = 1,868,323.90
5. Step 5: Solve for x
   x = 1,868,323.90/1,499.96
6. Step 6: Final answer
   x = 1,245.58