Finding the Fourth Proportional to 89,587.18, 123,630.33 and 49,300.95

Step by Step Solution

1. Step 1: Write the proportion equation
   89,587.18 : 123,630.33 = 49,300.95 : x
2. Step 2: Convert to fraction form
   89,587.18/123,630.33 = 49,300.95/x
3. Step 3: Cross multiply
   89,587.18x = 123,630.33 × 49,300.95
4. Step 4: Simplify right side
   89,587.18x = 6,095,092,670.89
5. Step 5: Solve for x
   x = 6,095,092,670.89/89,587.18
6. Step 6: Final answer
   x = 68,035.32