Finding the Third Proportional to 978,480 and 1,983,253.50

Step by Step Solution

1. Step 1: Write the proportion equation
   978,480 : 1,983,253.50 = 1,983,253.50 : x
2. Step 2: Convert to fraction form
   978,480/1,983,253.50 = 1,983,253.50/x
3. Step 3: Cross multiply
   978,480x = 1,983,253.50 × 1,983,253.50
4. Step 4: Simplify right side
   978,480x = 3,933,294,445,262.25
5. Step 5: Solve for x
   x = 3,933,294,445,262.25/978,480
6. Step 6: Final answer
   x = 4,019,800.55