Finding the Fourth Proportional to 30,978.02, 42,748.27 and 17,549.00

Step by Step Solution

1. Step 1: Write the proportion equation
   30,978.02 : 42,748.27 = 17,549.00 : x
2. Step 2: Convert to fraction form
   30,978.02/42,748.27 = 17,549.00/x
3. Step 3: Cross multiply
   30,978.02x = 42,748.27 × 17,549.00
4. Step 4: Simplify right side
   30,978.02x = 750,189,132.62
5. Step 5: Solve for x
   x = 750,189,132.62/30,978.02
6. Step 6: Final answer
   x = 24,216.82