Finding the Fourth Proportional to 56,685.33, 78,233.63 and 32,819.49

Step by Step Solution

1. Step 1: Write the proportion equation
   56,685.33 : 78,233.63 = 32,819.49 : x
2. Step 2: Convert to fraction form
   56,685.33/78,233.63 = 32,819.49/x
3. Step 3: Cross multiply
   56,685.33x = 78,233.63 × 32,819.49
4. Step 4: Simplify right side
   56,685.33x = 2,567,587,673.35
5. Step 5: Solve for x
   x = 2,567,587,673.35/56,685.33
6. Step 6: Final answer
   x = 45,295.45