Finding the Fourth Proportional to 1,103,667.14, 1,523,476.85 and 644,930.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,103,667.14 : 1,523,476.85 = 644,930.82 : x
2. Step 2: Convert to fraction form
   1,103,667.14/1,523,476.85 = 644,930.82/x
3. Step 3: Cross multiply
   1,103,667.14x = 1,523,476.85 × 644,930.82
4. Step 4: Simplify right side
   1,103,667.14x = 982,537,174,121.52
5. Step 5: Solve for x
   x = 982,537,174,121.52/1,103,667.14
6. Step 6: Final answer
   x = 890,247.74