Finding the Fourth Proportional to 116,824.56, 161,217.78 and 63,109.56

Step by Step Solution

1. Step 1: Write the proportion equation
   116,824.56 : 161,217.78 = 63,109.56 : x
2. Step 2: Convert to fraction form
   116,824.56/161,217.78 = 63,109.56/x
3. Step 3: Cross multiply
   116,824.56x = 161,217.78 × 63,109.56
4. Step 4: Simplify right side
   116,824.56x = 10,174,383,159.98
5. Step 5: Solve for x
   x = 10,174,383,159.98/116,824.56
6. Step 6: Final answer
   x = 87,091.13