Finding the Fourth Proportional to 63,706.80, 87,927.57 and 42,196.80

Step by Step Solution

1. Step 1: Write the proportion equation
   63,706.80 : 87,927.57 = 42,196.80 : x
2. Step 2: Convert to fraction form
   63,706.80/87,927.57 = 42,196.80/x
3. Step 3: Cross multiply
   63,706.80x = 87,927.57 × 42,196.80
4. Step 4: Simplify right side
   63,706.80x = 3,710,262,085.78
5. Step 5: Solve for x
   x = 3,710,262,085.78/63,706.80
6. Step 6: Final answer
   x = 58,239.66