Finding the Third Proportional to 238,788 and 369,522

Step by Step Solution

1. Step 1: Write the proportion equation
   238,788 : 369,522 = 369,522 : x
2. Step 2: Convert to fraction form
   238,788/369,522 = 369,522/x
3. Step 3: Cross multiply
   238,788x = 369,522 × 369,522
4. Step 4: Simplify right side
   238,788x = 136,546,508,484
5. Step 5: Solve for x
   x = 136,546,508,484/238,788
6. Step 6: Final answer
   x = 571,831.53