Finding the Fourth Proportional to 89,715.69, 123,810.46 and 51,482.24

Step by Step Solution

1. Step 1: Write the proportion equation
   89,715.69 : 123,810.46 = 51,482.24 : x
2. Step 2: Convert to fraction form
   89,715.69/123,810.46 = 51,482.24/x
3. Step 3: Cross multiply
   89,715.69x = 123,810.46 × 51,482.24
4. Step 4: Simplify right side
   89,715.69x = 6,374,039,532.76
5. Step 5: Solve for x
   x = 6,374,039,532.76/89,715.69
6. Step 6: Final answer
   x = 71,047.10