Finding the Fourth Proportional to 89,817.56, 123,946.51 and 49,535.05

Step by Step Solution

1. Step 1: Write the proportion equation
   89,817.56 : 123,946.51 = 49,535.05 : x
2. Step 2: Convert to fraction form
   89,817.56/123,946.51 = 49,535.05/x
3. Step 3: Cross multiply
   89,817.56x = 123,946.51 × 49,535.05
4. Step 4: Simplify right side
   89,817.56x = 6,139,695,826.61
5. Step 5: Solve for x
   x = 6,139,695,826.61/89,817.56
6. Step 6: Final answer
   x = 68,357.41