Finding the Third Proportional to 480,438 and 1,112,085

Step by Step Solution

1. Step 1: Write the proportion equation
   480,438 : 1,112,085 = 1,112,085 : x
2. Step 2: Convert to fraction form
   480,438/1,112,085 = 1,112,085/x
3. Step 3: Cross multiply
   480,438x = 1,112,085 × 1,112,085
4. Step 4: Simplify right side
   480,438x = 1,236,733,047,225
5. Step 5: Solve for x
   x = 1,236,733,047,225/480,438
6. Step 6: Final answer
   x = 2,574,178.24