Finding the Fourth Proportional to 78,976.34, 108,984.38 and 43,166.06

Step by Step Solution

1. Step 1: Write the proportion equation
   78,976.34 : 108,984.38 = 43,166.06 : x
2. Step 2: Convert to fraction form
   78,976.34/108,984.38 = 43,166.06/x
3. Step 3: Cross multiply
   78,976.34x = 108,984.38 × 43,166.06
4. Step 4: Simplify right side
   78,976.34x = 4,704,426,286.14
5. Step 5: Solve for x
   x = 4,704,426,286.14/78,976.34
6. Step 6: Final answer
   x = 59,567.54