Finding the Fourth Proportional to 116,822.16, 161,214.72 and 63,107.18

Step by Step Solution

1. Step 1: Write the proportion equation
   116,822.16 : 161,214.72 = 63,107.18 : x
2. Step 2: Convert to fraction form
   116,822.16/161,214.72 = 63,107.18/x
3. Step 3: Cross multiply
   116,822.16x = 161,214.72 × 63,107.18
4. Step 4: Simplify right side
   116,822.16x = 10,173,805,547.62
5. Step 5: Solve for x
   x = 10,173,805,547.62/116,822.16
6. Step 6: Final answer
   x = 87,087.98