Finding the Fourth Proportional to 63,021.11, 86,968.71 and 34,726.80

Step by Step Solution

1. Step 1: Write the proportion equation
   63,021.11 : 86,968.71 = 34,726.80 : x
2. Step 2: Convert to fraction form
   63,021.11/86,968.71 = 34,726.80/x
3. Step 3: Cross multiply
   63,021.11x = 86,968.71 × 34,726.80
4. Step 4: Simplify right side
   63,021.11x = 3,020,144,998.43
5. Step 5: Solve for x
   x = 3,020,144,998.43/63,021.11
6. Step 6: Final answer
   x = 47,922.76