Finding the Third Proportional to 371,258 and 579,060.50

Step by Step Solution

1. Step 1: Write the proportion equation
   371,258 : 579,060.50 = 579,060.50 : x
2. Step 2: Convert to fraction form
   371,258/579,060.50 = 579,060.50/x
3. Step 3: Cross multiply
   371,258x = 579,060.50 × 579,060.50
4. Step 4: Simplify right side
   371,258x = 335,311,062,660.25
5. Step 5: Solve for x
   x = 335,311,062,660.25/371,258
6. Step 6: Final answer
   x = 903,175.32