Finding the Fourth Proportional to 56,811.82, 78,398.78 and 32,612.08

Step by Step Solution

1. Step 1: Write the proportion equation
   56,811.82 : 78,398.78 = 32,612.08 : x
2. Step 2: Convert to fraction form
   56,811.82/78,398.78 = 32,612.08/x
3. Step 3: Cross multiply
   56,811.82x = 78,398.78 × 32,612.08
4. Step 4: Simplify right side
   56,811.82x = 2,556,747,285.26
5. Step 5: Solve for x
   x = 2,556,747,285.26/56,811.82
6. Step 6: Final answer
   x = 45,003.79