Finding the Fourth Proportional to 220,460.17, 330,630.18 and 60,498.18

Step by Step Solution

1. Step 1: Write the proportion equation
   220,460.17 : 330,630.18 = 60,498.18 : x
2. Step 2: Convert to fraction form
   220,460.17/330,630.18 = 60,498.18/x
3. Step 3: Cross multiply
   220,460.17x = 330,630.18 × 60,498.18
4. Step 4: Simplify right side
   220,460.17x = 20,002,524,143.07
5. Step 5: Solve for x
   x = 20,002,524,143.07/220,460.17
6. Step 6: Final answer
   x = 90,730.78