Finding the Fourth Proportional to 89,423.83, 123,404.52 and 51,183.19

Step by Step Solution

1. Step 1: Write the proportion equation
   89,423.83 : 123,404.52 = 51,183.19 : x
2. Step 2: Convert to fraction form
   89,423.83/123,404.52 = 51,183.19/x
3. Step 3: Cross multiply
   89,423.83x = 123,404.52 × 51,183.19
4. Step 4: Simplify right side
   89,423.83x = 6,316,236,994.02
5. Step 5: Solve for x
   x = 6,316,236,994.02/89,423.83
6. Step 6: Final answer
   x = 70,632.59