Finding the Third Proportional to 231,658 and 507,602

Step by Step Solution

1. Step 1: Write the proportion equation
   231,658 : 507,602 = 507,602 : x
2. Step 2: Convert to fraction form
   231,658/507,602 = 507,602/x
3. Step 3: Cross multiply
   231,658x = 507,602 × 507,602
4. Step 4: Simplify right side
   231,658x = 257,659,790,404
5. Step 5: Solve for x
   x = 257,659,790,404/231,658
6. Step 6: Final answer
   x = 1,112,242.14