Finding the Fourth Proportional to 89,483.35, 123,487.86 and 49,197.39

Step by Step Solution

1. Step 1: Write the proportion equation
   89,483.35 : 123,487.86 = 49,197.39 : x
2. Step 2: Convert to fraction form
   89,483.35/123,487.86 = 49,197.39/x
3. Step 3: Cross multiply
   89,483.35x = 123,487.86 × 49,197.39
4. Step 4: Simplify right side
   89,483.35x = 6,075,280,593.18
5. Step 5: Solve for x
   x = 6,075,280,593.18/89,483.35
6. Step 6: Final answer
   x = 67,892.86