Finding the Fourth Proportional to 89,220.29, 123,124.61 and 48,934.34

Step by Step Solution

1. Step 1: Write the proportion equation
   89,220.29 : 123,124.61 = 48,934.34 : x
2. Step 2: Convert to fraction form
   89,220.29/123,124.61 = 48,934.34/x
3. Step 3: Cross multiply
   89,220.29x = 123,124.61 × 48,934.34
4. Step 4: Simplify right side
   89,220.29x = 6,025,020,667.81
5. Step 5: Solve for x
   x = 6,025,020,667.81/89,220.29
6. Step 6: Final answer
   x = 67,529.72