Finding the Fourth Proportional to 89,193.08, 123,085.50 and 48,906.72

Step by Step Solution

1. Step 1: Write the proportion equation
   89,193.08 : 123,085.50 = 48,906.72 : x
2. Step 2: Convert to fraction form
   89,193.08/123,085.50 = 48,906.72/x
3. Step 3: Cross multiply
   89,193.08x = 123,085.50 × 48,906.72
4. Step 4: Simplify right side
   89,193.08x = 6,019,708,084.56
5. Step 5: Solve for x
   x = 6,019,708,084.56/89,193.08
6. Step 6: Final answer
   x = 67,490.75