Finding the Fourth Proportional to 116,753.30, 175,128.15 and 79,220.06

Step by Step Solution

1. Step 1: Write the proportion equation
   116,753.30 : 175,128.15 = 79,220.06 : x
2. Step 2: Convert to fraction form
   116,753.30/175,128.15 = 79,220.06/x
3. Step 3: Cross multiply
   116,753.30x = 175,128.15 × 79,220.06
4. Step 4: Simplify right side
   116,753.30x = 13,873,662,550.69
5. Step 5: Solve for x
   x = 13,873,662,550.69/116,753.30
6. Step 6: Final answer
   x = 118,828.87