Finding the Fourth Proportional to 1,501,571.98, 2,072,211.42 and 912,870.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501,571.98 : 2,072,211.42 = 912,870.46 : x
2. Step 2: Convert to fraction form
   1,501,571.98/2,072,211.42 = 912,870.46/x
3. Step 3: Cross multiply
   1,501,571.98x = 2,072,211.42 × 912,870.46
4. Step 4: Simplify right side
   1,501,571.98x = 1,891,660,592,192.65
5. Step 5: Solve for x
   x = 1,891,660,592,192.65/1,501,571.98
6. Step 6: Final answer
   x = 1,259,786.82