Finding the Fourth Proportional to 1,978,321.73, 2,967,426.97 and 630,565.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978,321.73 : 2,967,426.97 = 630,565.09 : x
2. Step 2: Convert to fraction form
   1,978,321.73/2,967,426.97 = 630,565.09/x
3. Step 3: Cross multiply
   1,978,321.73x = 2,967,426.97 × 630,565.09
4. Step 4: Simplify right side
   1,978,321.73x = 1,871,155,845,411.50
5. Step 5: Solve for x
   x = 1,871,155,845,411.50/1,978,321.73
6. Step 6: Final answer
   x = 945,829.90