Finding the Third Proportional to 1,112,276 and 2,428,432

Step by Step Solution

1. Step 1: Write the proportion equation
   1,112,276 : 2,428,432 = 2,428,432 : x
2. Step 2: Convert to fraction form
   1,112,276/2,428,432 = 2,428,432/x
3. Step 3: Cross multiply
   1,112,276x = 2,428,432 × 2,428,432
4. Step 4: Simplify right side
   1,112,276x = 5,897,281,978,624
5. Step 5: Solve for x
   x = 5,897,281,978,624/1,112,276
6. Step 6: Final answer
   x = 5,301,995.17