Finding the Fourth Proportional to 116,744, 161,106.72 and 63,752

Step by Step Solution

1. Step 1: Write the proportion equation
   116,744 : 161,106.72 = 63,752 : x
2. Step 2: Convert to fraction form
   116,744/161,106.72 = 63,752/x
3. Step 3: Cross multiply
   116,744x = 161,106.72 × 63,752
4. Step 4: Simplify right side
   116,744x = 10,270,875,613.44
5. Step 5: Solve for x
   x = 10,270,875,613.44/116,744
6. Step 6: Final answer
   x = 87,977.76