Finding the Fourth Proportional to 1,608,455.57, 2,412,147.83 and 648,663.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,608,455.57 : 2,412,147.83 = 648,663.27 : x
2. Step 2: Convert to fraction form
   1,608,455.57/2,412,147.83 = 648,663.27/x
3. Step 3: Cross multiply
   1,608,455.57x = 2,412,147.83 × 648,663.27
4. Step 4: Simplify right side
   1,608,455.57x = 1,564,671,695,887.89
5. Step 5: Solve for x
   x = 1,564,671,695,887.89/1,608,455.57
6. Step 6: Final answer
   x = 972,778.94