Finding the Fourth Proportional to 1,558,945.94, 2,339,678.34 and 661,018.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,558,945.94 : 2,339,678.34 = 661,018.18 : x
2. Step 2: Convert to fraction form
   1,558,945.94/2,339,678.34 = 661,018.18/x
3. Step 3: Cross multiply
   1,558,945.94x = 2,339,678.34 × 661,018.18
4. Step 4: Simplify right side
   1,558,945.94x = 1,546,569,918,092.22
5. Step 5: Solve for x
   x = 1,546,569,918,092.22/1,558,945.94
6. Step 6: Final answer
   x = 992,061.29