Finding the Fourth Proportional to 116,434.84, 174,511.10 and 82,647.72

Step by Step Solution

1. Step 1: Write the proportion equation
   116,434.84 : 174,511.10 = 82,647.72 : x
2. Step 2: Convert to fraction form
   116,434.84/174,511.10 = 82,647.72/x
3. Step 3: Cross multiply
   116,434.84x = 174,511.10 × 82,647.72
4. Step 4: Simplify right side
   116,434.84x = 14,422,944,529.69
5. Step 5: Solve for x
   x = 14,422,944,529.69/116,434.84
6. Step 6: Final answer
   x = 123,871.38