Finding the Fourth Proportional to 60,485.94, 83,481.57 and 34,989.30

Step by Step Solution

1. Step 1: Write the proportion equation
   60,485.94 : 83,481.57 = 34,989.30 : x
2. Step 2: Convert to fraction form
   60,485.94/83,481.57 = 34,989.30/x
3. Step 3: Cross multiply
   60,485.94x = 83,481.57 × 34,989.30
4. Step 4: Simplify right side
   60,485.94x = 2,920,961,697.20
5. Step 5: Solve for x
   x = 2,920,961,697.20/60,485.94
6. Step 6: Final answer
   x = 48,291.58