Finding the Fourth Proportional to 108,026.88, 161,807.04 and 105,383.04

Step by Step Solution

1. Step 1: Write the proportion equation
   108,026.88 : 161,807.04 = 105,383.04 : x
2. Step 2: Convert to fraction form
   108,026.88/161,807.04 = 105,383.04/x
3. Step 3: Cross multiply
   108,026.88x = 161,807.04 × 105,383.04
4. Step 4: Simplify right side
   108,026.88x = 17,051,717,768.60
5. Step 5: Solve for x
   x = 17,051,717,768.60/108,026.88
6. Step 6: Final answer
   x = 157,846.99