Finding the Fourth Proportional to 200,139, 276,192.90 and 109,496.04

Step by Step Solution

1. Step 1: Write the proportion equation
   200,139 : 276,192.90 = 109,496.04 : x
2. Step 2: Convert to fraction form
   200,139/276,192.90 = 109,496.04/x
3. Step 3: Cross multiply
   200,139x = 276,192.90 × 109,496.04
4. Step 4: Simplify right side
   200,139x = 30,242,028,826.12
5. Step 5: Solve for x
   x = 30,242,028,826.12/200,139
6. Step 6: Final answer
   x = 151,105.13