Finding the Fourth Proportional to 132,620.27, 183,039.69 and 84,871.98

Step by Step Solution

1. Step 1: Write the proportion equation
   132,620.27 : 183,039.69 = 84,871.98 : x
2. Step 2: Convert to fraction form
   132,620.27/183,039.69 = 84,871.98/x
3. Step 3: Cross multiply
   132,620.27x = 183,039.69 × 84,871.98
4. Step 4: Simplify right side
   132,620.27x = 15,534,940,908.89
5. Step 5: Solve for x
   x = 15,534,940,908.89/132,620.27
6. Step 6: Final answer
   x = 117,138.52