Finding the Fourth Proportional to 78,734.69, 108,653.23 and 42,924.05

Step by Step Solution

1. Step 1: Write the proportion equation
   78,734.69 : 108,653.23 = 42,924.05 : x
2. Step 2: Convert to fraction form
   78,734.69/108,653.23 = 42,924.05/x
3. Step 3: Cross multiply
   78,734.69x = 108,653.23 × 42,924.05
4. Step 4: Simplify right side
   78,734.69x = 4,663,836,677.18
5. Step 5: Solve for x
   x = 4,663,836,677.18/78,734.69
6. Step 6: Final answer
   x = 59,234.84