Finding the Fourth Proportional to 89,065.30, 122,912.91 and 48,782.92

Step by Step Solution

1. Step 1: Write the proportion equation
   89,065.30 : 122,912.91 = 48,782.92 : x
2. Step 2: Convert to fraction form
   89,065.30/122,912.91 = 48,782.92/x
3. Step 3: Cross multiply
   89,065.30x = 122,912.91 × 48,782.92
4. Step 4: Simplify right side
   89,065.30x = 5,996,050,655.50
5. Step 5: Solve for x
   x = 5,996,050,655.50/89,065.30
6. Step 6: Final answer
   x = 67,321.96