Finding the Fourth Proportional to 17,977.99, 26,970.86 and 5,498.88

Step by Step Solution

1. Step 1: Write the proportion equation
   17,977.99 : 26,970.86 = 5,498.88 : x
2. Step 2: Convert to fraction form
   17,977.99/26,970.86 = 5,498.88/x
3. Step 3: Cross multiply
   17,977.99x = 26,970.86 × 5,498.88
4. Step 4: Simplify right side
   17,977.99x = 148,309,522.64
5. Step 5: Solve for x
   x = 148,309,522.64/17,977.99
6. Step 6: Final answer
   x = 8,249.51