Finding the Fourth Proportional to 108,131.67, 162,082.69 and 63,779.31

Step by Step Solution

1. Step 1: Write the proportion equation
   108,131.67 : 162,082.69 = 63,779.31 : x
2. Step 2: Convert to fraction form
   108,131.67/162,082.69 = 63,779.31/x
3. Step 3: Cross multiply
   108,131.67x = 162,082.69 × 63,779.31
4. Step 4: Simplify right side
   108,131.67x = 10,337,521,971.70
5. Step 5: Solve for x
   x = 10,337,521,971.70/108,131.67
6. Step 6: Final answer
   x = 95,601.24