Finding the Fourth Proportional to 89,234.61, 123,126.72 and 51,006.27

Step by Step Solution

1. Step 1: Write the proportion equation
   89,234.61 : 123,126.72 = 51,006.27 : x
2. Step 2: Convert to fraction form
   89,234.61/123,126.72 = 51,006.27/x
3. Step 3: Cross multiply
   89,234.61x = 123,126.72 × 51,006.27
4. Step 4: Simplify right side
   89,234.61x = 6,280,234,994.99
5. Step 5: Solve for x
   x = 6,280,234,994.99/89,234.61
6. Step 6: Final answer
   x = 70,378.91