Finding the Fourth Proportional to 1,945,443.65, 2,919,945.32 and 986,561.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945,443.65 : 2,919,945.32 = 986,561.06 : x
2. Step 2: Convert to fraction form
   1,945,443.65/2,919,945.32 = 986,561.06/x
3. Step 3: Cross multiply
   1,945,443.65x = 2,919,945.32 × 986,561.06
4. Step 4: Simplify right side
   1,945,443.65x = 2,880,704,345,108.43
5. Step 5: Solve for x
   x = 2,880,704,345,108.43/1,945,443.65
6. Step 6: Final answer
   x = 1,480,744.17