Finding the Third Proportional to 173,973 and 260,548.50

Step by Step Solution

1. Step 1: Write the proportion equation
   173,973 : 260,548.50 = 260,548.50 : x
2. Step 2: Convert to fraction form
   173,973/260,548.50 = 260,548.50/x
3. Step 3: Cross multiply
   173,973x = 260,548.50 × 260,548.50
4. Step 4: Simplify right side
   173,973x = 67,885,520,852.25
5. Step 5: Solve for x
   x = 67,885,520,852.25/173,973
6. Step 6: Final answer
   x = 390,207.22