Finding the Third Proportional to 542,432 and 1,134,436

Step by Step Solution

1. Step 1: Write the proportion equation
   542,432 : 1,134,436 = 1,134,436 : x
2. Step 2: Convert to fraction form
   542,432/1,134,436 = 1,134,436/x
3. Step 3: Cross multiply
   542,432x = 1,134,436 × 1,134,436
4. Step 4: Simplify right side
   542,432x = 1,286,945,038,096
5. Step 5: Solve for x
   x = 1,286,945,038,096/542,432
6. Step 6: Final answer
   x = 2,372,546.31