Finding the Fourth Proportional to 56,995.50, 78,653.82 and 31,845

Step by Step Solution

1. Step 1: Write the proportion equation
   56,995.50 : 78,653.82 = 31,845 : x
2. Step 2: Convert to fraction form
   56,995.50/78,653.82 = 31,845/x
3. Step 3: Cross multiply
   56,995.50x = 78,653.82 × 31,845
4. Step 4: Simplify right side
   56,995.50x = 2,504,730,897.90
5. Step 5: Solve for x
   x = 2,504,730,897.90/56,995.50
6. Step 6: Final answer
   x = 43,946.12