Finding the Fourth Proportional to 269,592.72, 404,440.90 and 103,367.76

Step by Step Solution

1. Step 1: Write the proportion equation
   269,592.72 : 404,440.90 = 103,367.76 : x
2. Step 2: Convert to fraction form
   269,592.72/404,440.90 = 103,367.76/x
3. Step 3: Cross multiply
   269,592.72x = 404,440.90 × 103,367.76
4. Step 4: Simplify right side
   269,592.72x = 41,806,149,885.38
5. Step 5: Solve for x
   x = 41,806,149,885.38/269,592.72
6. Step 6: Final answer
   x = 155,071.51