Finding the Fourth Proportional to 1,158,922.66, 1,599,411.89 and 649,723.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,158,922.66 : 1,599,411.89 = 649,723.45 : x
2. Step 2: Convert to fraction form
   1,158,922.66/1,599,411.89 = 649,723.45/x
3. Step 3: Cross multiply
   1,158,922.66x = 1,599,411.89 × 649,723.45
4. Step 4: Simplify right side
   1,158,922.66x = 1,039,175,411,141.82
5. Step 5: Solve for x
   x = 1,039,175,411,141.82/1,158,922.66
6. Step 6: Final answer
   x = 896,673.65