Finding the Fourth Proportional to 78,596.02, 108,462.52 and 42,786.02

Step by Step Solution

1. Step 1: Write the proportion equation
   78,596.02 : 108,462.52 = 42,786.02 : x
2. Step 2: Convert to fraction form
   78,596.02/108,462.52 = 42,786.02/x
3. Step 3: Cross multiply
   78,596.02x = 108,462.52 × 42,786.02
4. Step 4: Simplify right side
   78,596.02x = 4,640,679,792.51
5. Step 5: Solve for x
   x = 4,640,679,792.51/78,596.02
6. Step 6: Final answer
   x = 59,044.72