Finding the Fourth Proportional to 2,164,662.99, 3,246,081.03 and 648,561.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164,662.99 : 3,246,081.03 = 648,561.51 : x
2. Step 2: Convert to fraction form
   2,164,662.99/3,246,081.03 = 648,561.51/x
3. Step 3: Cross multiply
   2,164,662.99x = 3,246,081.03 × 648,561.51
4. Step 4: Simplify right side
   2,164,662.99x = 2,105,283,214,399.16
5. Step 5: Solve for x
   x = 2,105,283,214,399.16/2,164,662.99
6. Step 6: Final answer
   x = 972,568.58