Finding the Fourth Proportional to 2,164,499.90, 3,247,210.65 and 668,743.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164,499.90 : 3,247,210.65 = 668,743.10 : x
2. Step 2: Convert to fraction form
   2,164,499.90/3,247,210.65 = 668,743.10/x
3. Step 3: Cross multiply
   2,164,499.90x = 3,247,210.65 × 668,743.10
4. Step 4: Simplify right side
   2,164,499.90x = 2,171,549,716,434.02
5. Step 5: Solve for x
   x = 2,171,549,716,434.02/2,164,499.90
6. Step 6: Final answer
   x = 1,003,257.02