Finding the Fourth Proportional to 89,314, 123,253.32 and 49,570

Step by Step Solution

1. Step 1: Write the proportion equation
   89,314 : 123,253.32 = 49,570 : x
2. Step 2: Convert to fraction form
   89,314/123,253.32 = 49,570/x
3. Step 3: Cross multiply
   89,314x = 123,253.32 × 49,570
4. Step 4: Simplify right side
   89,314x = 6,109,667,072.40
5. Step 5: Solve for x
   x = 6,109,667,072.40/89,314
6. Step 6: Final answer
   x = 68,406.60