Finding the Fourth Proportional to 116,815.01, 161,204.69 and 63,100.03

Step by Step Solution

1. Step 1: Write the proportion equation
   116,815.01 : 161,204.69 = 63,100.03 : x
2. Step 2: Convert to fraction form
   116,815.01/161,204.69 = 63,100.03/x
3. Step 3: Cross multiply
   116,815.01x = 161,204.69 × 63,100.03
4. Step 4: Simplify right side
   116,815.01x = 10,172,020,775.14
5. Step 5: Solve for x
   x = 10,172,020,775.14/116,815.01
6. Step 6: Final answer
   x = 87,078.03