Finding the Third Proportional to 173,005.50 and 371,875.50

Step by Step Solution

1. Step 1: Write the proportion equation
   173,005.50 : 371,875.50 = 371,875.50 : x
2. Step 2: Convert to fraction form
   173,005.50/371,875.50 = 371,875.50/x
3. Step 3: Cross multiply
   173,005.50x = 371,875.50 × 371,875.50
4. Step 4: Simplify right side
   173,005.50x = 138,291,387,500.25
5. Step 5: Solve for x
   x = 138,291,387,500.25/173,005.50
6. Step 6: Final answer
   x = 799,346.77