Finding the Fourth Proportional to 89,211.16, 123,114.54 and 48,925

Step by Step Solution

1. Step 1: Write the proportion equation
   89,211.16 : 123,114.54 = 48,925 : x
2. Step 2: Convert to fraction form
   89,211.16/123,114.54 = 48,925/x
3. Step 3: Cross multiply
   89,211.16x = 123,114.54 × 48,925
4. Step 4: Simplify right side
   89,211.16x = 6,023,378,869.50
5. Step 5: Solve for x
   x = 6,023,378,869.50/89,211.16
6. Step 6: Final answer
   x = 67,518.22