Finding the Fourth Proportional to 89,193.56, 123,088.50 and 48,911

Step by Step Solution

1. Step 1: Write the proportion equation
   89,193.56 : 123,088.50 = 48,911 : x
2. Step 2: Convert to fraction form
   89,193.56/123,088.50 = 48,911/x
3. Step 3: Cross multiply
   89,193.56x = 123,088.50 × 48,911
4. Step 4: Simplify right side
   89,193.56x = 6,020,381,623.50
5. Step 5: Solve for x
   x = 6,020,381,623.50/89,193.56
6. Step 6: Final answer
   x = 67,497.94