Finding the Fourth Proportional to 42,446.88, 63,674.16 and 17,481.12

Step by Step Solution

1. Step 1: Write the proportion equation
   42,446.88 : 63,674.16 = 17,481.12 : x
2. Step 2: Convert to fraction form
   42,446.88/63,674.16 = 17,481.12/x
3. Step 3: Cross multiply
   42,446.88x = 63,674.16 × 17,481.12
4. Step 4: Simplify right side
   42,446.88x = 1,113,095,631.86
5. Step 5: Solve for x
   x = 1,113,095,631.86/42,446.88
6. Step 6: Final answer
   x = 26,223.26