Finding the Fourth Proportional to 78,404.72, 108,195.44 and 42,593.92

Step by Step Solution

1. Step 1: Write the proportion equation
   78,404.72 : 108,195.44 = 42,593.92 : x
2. Step 2: Convert to fraction form
   78,404.72/108,195.44 = 42,593.92/x
3. Step 3: Cross multiply
   78,404.72x = 108,195.44 × 42,593.92
4. Step 4: Simplify right side
   78,404.72x = 4,608,467,915.72
5. Step 5: Solve for x
   x = 4,608,467,915.72/78,404.72
6. Step 6: Final answer
   x = 58,777.94