Finding the Fourth Proportional to 2,978.82, 4,468.53 and 1,031.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978.82 : 4,468.53 = 1,031.01 : x
2. Step 2: Convert to fraction form
   2,978.82/4,468.53 = 1,031.01/x
3. Step 3: Cross multiply
   2,978.82x = 4,468.53 × 1,031.01
4. Step 4: Simplify right side
   2,978.82x = 4,607,099.12
5. Step 5: Solve for x
   x = 4,607,099.12/2,978.82
6. Step 6: Final answer
   x = 1,546.62