Finding the Fourth Proportional to 1,144,134.18, 1,716,456.42 and 375,666.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,144,134.18 : 1,716,456.42 = 375,666.12 : x
2. Step 2: Convert to fraction form
   1,144,134.18/1,716,456.42 = 375,666.12/x
3. Step 3: Cross multiply
   1,144,134.18x = 1,716,456.42 × 375,666.12
4. Step 4: Simplify right side
   1,144,134.18x = 644,814,523,450.49
5. Step 5: Solve for x
   x = 644,814,523,450.49/1,144,134.18
6. Step 6: Final answer
   x = 563,582.96