Finding the Fourth Proportional to 1,665,298.06, 2,298,167.02 and 1,020,593.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665,298.06 : 2,298,167.02 = 1,020,593.68 : x
2. Step 2: Convert to fraction form
   1,665,298.06/2,298,167.02 = 1,020,593.68/x
3. Step 3: Cross multiply
   1,665,298.06x = 2,298,167.02 × 1,020,593.68
4. Step 4: Simplify right side
   1,665,298.06x = 2,345,494,736,196.43
5. Step 5: Solve for x
   x = 2,345,494,736,196.43/1,665,298.06
6. Step 6: Final answer
   x = 1,408,453.41