Finding the Fourth Proportional to 9,978.16, 14,967.30 and 2,582.11

Step by Step Solution

1. Step 1: Write the proportion equation
   9,978.16 : 14,967.30 = 2,582.11 : x
2. Step 2: Convert to fraction form
   9,978.16/14,967.30 = 2,582.11/x
3. Step 3: Cross multiply
   9,978.16x = 14,967.30 × 2,582.11
4. Step 4: Simplify right side
   9,978.16x = 38,647,215.00
5. Step 5: Solve for x
   x = 38,647,215.00/9,978.16
6. Step 6: Final answer
   x = 3,873.18