Finding the Third Proportional to 379,549.50 and 571,824

Step by Step Solution

1. Step 1: Write the proportion equation
   379,549.50 : 571,824 = 571,824 : x
2. Step 2: Convert to fraction form
   379,549.50/571,824 = 571,824/x
3. Step 3: Cross multiply
   379,549.50x = 571,824 × 571,824
4. Step 4: Simplify right side
   379,549.50x = 326,982,686,976
5. Step 5: Solve for x
   x = 326,982,686,976/379,549.50
6. Step 6: Final answer
   x = 861,502.09