Finding the Fourth Proportional to 116,904.22, 161,337.72 and 65,926.78

Step by Step Solution

1. Step 1: Write the proportion equation
   116,904.22 : 161,337.72 = 65,926.78 : x
2. Step 2: Convert to fraction form
   116,904.22/161,337.72 = 65,926.78/x
3. Step 3: Cross multiply
   116,904.22x = 161,337.72 × 65,926.78
4. Step 4: Simplify right side
   116,904.22x = 10,636,476,372.14
5. Step 5: Solve for x
   x = 10,636,476,372.14/116,904.22
6. Step 6: Final answer
   x = 90,984.54