Finding the Fourth Proportional to 1,709,562.42, 2,562,078.51 and 909,120.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,709,562.42 : 2,562,078.51 = 909,120.42 : x
2. Step 2: Convert to fraction form
   1,709,562.42/2,562,078.51 = 909,120.42/x
3. Step 3: Cross multiply
   1,709,562.42x = 2,562,078.51 × 909,120.42
4. Step 4: Simplify right side
   1,709,562.42x = 2,329,237,891,084.17
5. Step 5: Solve for x
   x = 2,329,237,891,084.17/1,709,562.42
6. Step 6: Final answer
   x = 1,362,476.07