Finding the Fourth Proportional to 2,002.35, 3,001.69 and 906.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002.35 : 3,001.69 = 906.12 : x
2. Step 2: Convert to fraction form
   2,002.35/3,001.69 = 906.12/x
3. Step 3: Cross multiply
   2,002.35x = 3,001.69 × 906.12
4. Step 4: Simplify right side
   2,002.35x = 2,719,892.48
5. Step 5: Solve for x
   x = 2,719,892.48/2,002.35
6. Step 6: Final answer
   x = 1,358.35