Finding the Fourth Proportional to 89,029.02, 122,861.50 and 48,742.08

Step by Step Solution

1. Step 1: Write the proportion equation
   89,029.02 : 122,861.50 = 48,742.08 : x
2. Step 2: Convert to fraction form
   89,029.02/122,861.50 = 48,742.08/x
3. Step 3: Cross multiply
   89,029.02x = 122,861.50 × 48,742.08
4. Step 4: Simplify right side
   89,029.02x = 5,988,525,061.92
5. Step 5: Solve for x
   x = 5,988,525,061.92/89,029.02
6. Step 6: Final answer
   x = 67,264.87