Finding the Fourth Proportional to 1,617,140.50, 2,424,673.71 and 671,164.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,617,140.50 : 2,424,673.71 = 671,164.18 : x
2. Step 2: Convert to fraction form
   1,617,140.50/2,424,673.71 = 671,164.18/x
3. Step 3: Cross multiply
   1,617,140.50x = 2,424,673.71 × 671,164.18
4. Step 4: Simplify right side
   1,617,140.50x = 1,627,354,142,339.71
5. Step 5: Solve for x
   x = 1,627,354,142,339.71/1,617,140.50
6. Step 6: Final answer
   x = 1,006,315.87