Finding the Fourth Proportional to 3,446.78, 5,168.62 and 981.01

Step by Step Solution

1. Step 1: Write the proportion equation
   3,446.78 : 5,168.62 = 981.01 : x
2. Step 2: Convert to fraction form
   3,446.78/5,168.62 = 981.01/x
3. Step 3: Cross multiply
   3,446.78x = 5,168.62 × 981.01
4. Step 4: Simplify right side
   3,446.78x = 5,070,437.16
5. Step 5: Solve for x
   x = 5,070,437.16/3,446.78
6. Step 6: Final answer
   x = 1,471.06