Finding the Fourth Proportional to 73,380.48, 110,070.72 and 17,976

Step by Step Solution

1. Step 1: Write the proportion equation
   73,380.48 : 110,070.72 = 17,976 : x
2. Step 2: Convert to fraction form
   73,380.48/110,070.72 = 17,976/x
3. Step 3: Cross multiply
   73,380.48x = 110,070.72 × 17,976
4. Step 4: Simplify right side
   73,380.48x = 1,978,631,262.72
5. Step 5: Solve for x
   x = 1,978,631,262.72/73,380.48
6. Step 6: Final answer
   x = 26,964.00