Finding the Third Proportional to 1,139,694.19 and 2,431,931.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,694.19 : 2,431,931.06 = 2,431,931.06 : x
2. Step 2: Convert to fraction form
   1,139,694.19/2,431,931.06 = 2,431,931.06/x
3. Step 3: Cross multiply
   1,139,694.19x = 2,431,931.06 × 2,431,931.06
4. Step 4: Simplify right side
   1,139,694.19x = 5,914,288,692,752.38
5. Step 5: Solve for x
   x = 5,914,288,692,752.38/1,139,694.19
6. Step 6: Final answer
   x = 5,189,364.62