Finding the Fourth Proportional to 56,968.29, 78,617.94 and 31,817.25

Step by Step Solution

1. Step 1: Write the proportion equation
   56,968.29 : 78,617.94 = 31,817.25 : x
2. Step 2: Convert to fraction form
   56,968.29/78,617.94 = 31,817.25/x
3. Step 3: Cross multiply
   56,968.29x = 78,617.94 × 31,817.25
4. Step 4: Simplify right side
   56,968.29x = 2,501,406,651.47
5. Step 5: Solve for x
   x = 2,501,406,651.47/56,968.29
6. Step 6: Final answer
   x = 43,908.75