Finding the Third Proportional to 149,502 and 231,726

Step by Step Solution

1. Step 1: Write the proportion equation
   149,502 : 231,726 = 231,726 : x
2. Step 2: Convert to fraction form
   149,502/231,726 = 231,726/x
3. Step 3: Cross multiply
   149,502x = 231,726 × 231,726
4. Step 4: Simplify right side
   149,502x = 53,696,939,076
5. Step 5: Solve for x
   x = 53,696,939,076/149,502
6. Step 6: Final answer
   x = 359,172.05