Finding the Fourth Proportional to 1,199,950.32, 1,655,931.59 and 656,086.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,199,950.32 : 1,655,931.59 = 656,086.49 : x
2. Step 2: Convert to fraction form
   1,199,950.32/1,655,931.59 = 656,086.49/x
3. Step 3: Cross multiply
   1,199,950.32x = 1,655,931.59 × 656,086.49
4. Step 4: Simplify right side
   1,199,950.32x = 1,086,434,333,003.13
5. Step 5: Solve for x
   x = 1,086,434,333,003.13/1,199,950.32
6. Step 6: Final answer
   x = 905,399.43