Finding the Fourth Proportional to 761,109.50, 1,141,731.69 and 200,144

Step by Step Solution

1. Step 1: Write the proportion equation
   761,109.50 : 1,141,731.69 = 200,144 : x
2. Step 2: Convert to fraction form
   761,109.50/1,141,731.69 = 200,144/x
3. Step 3: Cross multiply
   761,109.50x = 1,141,731.69 × 200,144
4. Step 4: Simplify right side
   761,109.50x = 228,510,747,363.36
5. Step 5: Solve for x
   x = 228,510,747,363.36/761,109.50
6. Step 6: Final answer
   x = 300,233.73