Finding the Third Proportional to 1,588,964 and 2,431,131

Step by Step Solution

1. Step 1: Write the proportion equation
   1,588,964 : 2,431,131 = 2,431,131 : x
2. Step 2: Convert to fraction form
   1,588,964/2,431,131 = 2,431,131/x
3. Step 3: Cross multiply
   1,588,964x = 2,431,131 × 2,431,131
4. Step 4: Simplify right side
   1,588,964x = 5,910,397,939,161
5. Step 5: Solve for x
   x = 5,910,397,939,161/1,588,964
6. Step 6: Final answer
   x = 3,719,655.03