Finding the Fourth Proportional to 91,773.29, 126,743.40 and 63,166.83

Step by Step Solution

1. Step 1: Write the proportion equation
   91,773.29 : 126,743.40 = 63,166.83 : x
2. Step 2: Convert to fraction form
   91,773.29/126,743.40 = 63,166.83/x
3. Step 3: Cross multiply
   91,773.29x = 126,743.40 × 63,166.83
4. Step 4: Simplify right side
   91,773.29x = 8,005,978,801.42
5. Step 5: Solve for x
   x = 8,005,978,801.42/91,773.29
6. Step 6: Final answer
   x = 87,236.48