Finding the Fourth Proportional to 1,510,061.16, 2,083,857.44 and 821,709.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,510,061.16 : 2,083,857.44 = 821,709.54 : x
2. Step 2: Convert to fraction form
   1,510,061.16/2,083,857.44 = 821,709.54/x
3. Step 3: Cross multiply
   1,510,061.16x = 2,083,857.44 × 821,709.54
4. Step 4: Simplify right side
   1,510,061.16x = 1,712,325,538,447.98
5. Step 5: Solve for x
   x = 1,712,325,538,447.98/1,510,061.16
6. Step 6: Final answer
   x = 1,133,944.49