Finding the Fourth Proportional to 108,085.93, 161,997.67 and 76,505.24

Step by Step Solution

1. Step 1: Write the proportion equation
   108,085.93 : 161,997.67 = 76,505.24 : x
2. Step 2: Convert to fraction form
   108,085.93/161,997.67 = 76,505.24/x
3. Step 3: Cross multiply
   108,085.93x = 161,997.67 × 76,505.24
4. Step 4: Simplify right side
   108,085.93x = 12,393,671,123.42
5. Step 5: Solve for x
   x = 12,393,671,123.42/108,085.93
6. Step 6: Final answer
   x = 114,664.98