Finding the Fourth Proportional to 2,179,453.02, 3,269,146.72 and 980,528.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,179,453.02 : 3,269,146.72 = 980,528.68 : x
2. Step 2: Convert to fraction form
   2,179,453.02/3,269,146.72 = 980,528.68/x
3. Step 3: Cross multiply
   2,179,453.02x = 3,269,146.72 × 980,528.68
4. Step 4: Simplify right side
   2,179,453.02x = 3,205,492,118,087.93
5. Step 5: Solve for x
   x = 3,205,492,118,087.93/2,179,453.02
6. Step 6: Final answer
   x = 1,470,778.26