Finding the Fourth Proportional to 89,532.84, 123,597.57 and 56,843.67

Step by Step Solution

1. Step 1: Write the proportion equation
   89,532.84 : 123,597.57 = 56,843.67 : x
2. Step 2: Convert to fraction form
   89,532.84/123,597.57 = 56,843.67/x
3. Step 3: Cross multiply
   89,532.84x = 123,597.57 × 56,843.67
4. Step 4: Simplify right side
   89,532.84x = 7,025,739,481.88
5. Step 5: Solve for x
   x = 7,025,739,481.88/89,532.84
6. Step 6: Final answer
   x = 78,471.09