Finding the Fourth Proportional to 56,871.22, 78,456.90 and 32,984.06

Step by Step Solution

1. Step 1: Write the proportion equation
   56,871.22 : 78,456.90 = 32,984.06 : x
2. Step 2: Convert to fraction form
   56,871.22/78,456.90 = 32,984.06/x
3. Step 3: Cross multiply
   56,871.22x = 78,456.90 × 32,984.06
4. Step 4: Simplify right side
   56,871.22x = 2,587,827,097.01
5. Step 5: Solve for x
   x = 2,587,827,097.01/56,871.22
6. Step 6: Final answer
   x = 45,503.28