Finding the Fourth Proportional to 116,892.02, 161,369.66 and 76,667.42

Step by Step Solution

1. Step 1: Write the proportion equation
   116,892.02 : 161,369.66 = 76,667.42 : x
2. Step 2: Convert to fraction form
   116,892.02/161,369.66 = 76,667.42/x
3. Step 3: Cross multiply
   116,892.02x = 161,369.66 × 76,667.42
4. Step 4: Simplify right side
   116,892.02x = 12,371,795,518.56
5. Step 5: Solve for x
   x = 12,371,795,518.56/116,892.02
6. Step 6: Final answer
   x = 105,839.52