Finding the Fourth Proportional to 116,940.48, 175,210.56 and 98,340.72

Step by Step Solution

1. Step 1: Write the proportion equation
   116,940.48 : 175,210.56 = 98,340.72 : x
2. Step 2: Convert to fraction form
   116,940.48/175,210.56 = 98,340.72/x
3. Step 3: Cross multiply
   116,940.48x = 175,210.56 × 98,340.72
4. Step 4: Simplify right side
   116,940.48x = 17,230,332,622.00
5. Step 5: Solve for x
   x = 17,230,332,622.00/116,940.48
6. Step 6: Final answer
   x = 147,342.76