Finding the Fourth Proportional to 89,279.04, 123,200.24 and 48,992.16

Step by Step Solution

1. Step 1: Write the proportion equation
   89,279.04 : 123,200.24 = 48,992.16 : x
2. Step 2: Convert to fraction form
   89,279.04/123,200.24 = 48,992.16/x
3. Step 3: Cross multiply
   89,279.04x = 123,200.24 × 48,992.16
4. Step 4: Simplify right side
   89,279.04x = 6,035,845,870.12
5. Step 5: Solve for x
   x = 6,035,845,870.12/89,279.04
6. Step 6: Final answer
   x = 67,606.53