Finding the Fourth Proportional to 116,871.82, 161,283.15 and 63,156.80

Step by Step Solution

1. Step 1: Write the proportion equation
   116,871.82 : 161,283.15 = 63,156.80 : x
2. Step 2: Convert to fraction form
   116,871.82/161,283.15 = 63,156.80/x
3. Step 3: Cross multiply
   116,871.82x = 161,283.15 × 63,156.80
4. Step 4: Simplify right side
   116,871.82x = 10,186,128,051.13
5. Step 5: Solve for x
   x = 10,186,128,051.13/116,871.82
6. Step 6: Final answer
   x = 87,156.41