Finding the Fourth Proportional to 89,737, 123,839.64 and 49,995.56

Step by Step Solution

1. Step 1: Write the proportion equation
   89,737 : 123,839.64 = 49,995.56 : x
2. Step 2: Convert to fraction form
   89,737/123,839.64 = 49,995.56/x
3. Step 3: Cross multiply
   89,737x = 123,839.64 × 49,995.56
4. Step 4: Simplify right side
   89,737x = 6,191,432,152.00
5. Step 5: Solve for x
   x = 6,191,432,152.00/89,737
6. Step 6: Final answer
   x = 68,995.31