Finding the Fourth Proportional to 1,267,019.48, 1,747,085.76 and 807,406.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,267,019.48 : 1,747,085.76 = 807,406.04 : x
2. Step 2: Convert to fraction form
   1,267,019.48/1,747,085.76 = 807,406.04/x
3. Step 3: Cross multiply
   1,267,019.48x = 1,747,085.76 × 807,406.04
4. Step 4: Simplify right side
   1,267,019.48x = 1,410,607,595,021.99
5. Step 5: Solve for x
   x = 1,410,607,595,021.99/1,267,019.48
6. Step 6: Final answer
   x = 1,113,327.47