Finding the Fourth Proportional to 107,982.76, 162,023.34 and 55,429.16

Step by Step Solution

1. Step 1: Write the proportion equation
   107,982.76 : 162,023.34 = 55,429.16 : x
2. Step 2: Convert to fraction form
   107,982.76/162,023.34 = 55,429.16/x
3. Step 3: Cross multiply
   107,982.76x = 162,023.34 × 55,429.16
4. Step 4: Simplify right side
   107,982.76x = 8,980,817,636.59
5. Step 5: Solve for x
   x = 8,980,817,636.59/107,982.76
6. Step 6: Final answer
   x = 83,169.00