Finding the Fourth Proportional to 78,632.67, 108,515.03 and 42,824.62

Step by Step Solution

1. Step 1: Write the proportion equation
   78,632.67 : 108,515.03 = 42,824.62 : x
2. Step 2: Convert to fraction form
   78,632.67/108,515.03 = 42,824.62/x
3. Step 3: Cross multiply
   78,632.67x = 108,515.03 × 42,824.62
4. Step 4: Simplify right side
   78,632.67x = 4,647,114,924.04
5. Step 5: Solve for x
   x = 4,647,114,924.04/78,632.67
6. Step 6: Final answer
   x = 59,099.04