Finding the Third Proportional to 382,158 and 573,331.50

Step by Step Solution

1. Step 1: Write the proportion equation
   382,158 : 573,331.50 = 573,331.50 : x
2. Step 2: Convert to fraction form
   382,158/573,331.50 = 573,331.50/x
3. Step 3: Cross multiply
   382,158x = 573,331.50 × 573,331.50
4. Step 4: Simplify right side
   382,158x = 328,709,008,892.25
5. Step 5: Solve for x
   x = 328,709,008,892.25/382,158
6. Step 6: Final answer
   x = 860,139.02