Finding the Fourth Proportional to 89,568.30, 123,621.94 and 51,353.52

Step by Step Solution

1. Step 1: Write the proportion equation
   89,568.30 : 123,621.94 = 51,353.52 : x
2. Step 2: Convert to fraction form
   89,568.30/123,621.94 = 51,353.52/x
3. Step 3: Cross multiply
   89,568.30x = 123,621.94 × 51,353.52
4. Step 4: Simplify right side
   89,568.30x = 6,348,421,768.23
5. Step 5: Solve for x
   x = 6,348,421,768.23/89,568.30
6. Step 6: Final answer
   x = 70,878.00