Finding the Fourth Proportional to 89,192.69, 123,085.56 and 48,909.01

Step by Step Solution

1. Step 1: Write the proportion equation
   89,192.69 : 123,085.56 = 48,909.01 : x
2. Step 2: Convert to fraction form
   89,192.69/123,085.56 = 48,909.01/x
3. Step 3: Cross multiply
   89,192.69x = 123,085.56 × 48,909.01
4. Step 4: Simplify right side
   89,192.69x = 6,019,992,526.55
5. Step 5: Solve for x
   x = 6,019,992,526.55/89,192.69
6. Step 6: Final answer
   x = 67,494.23