Finding the Third Proportional to 1,145,938.88 and 2,428,479.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145,938.88 : 2,428,479.38 = 2,428,479.38 : x
2. Step 2: Convert to fraction form
   1,145,938.88/2,428,479.38 = 2,428,479.38/x
3. Step 3: Cross multiply
   1,145,938.88x = 2,428,479.38 × 2,428,479.38
4. Step 4: Simplify right side
   1,145,938.88x = 5,897,512,074,800.39
5. Step 5: Solve for x
   x = 5,897,512,074,800.39/1,145,938.88
6. Step 6: Final answer
   x = 5,146,445.59