Finding the Third Proportional to 173,178 and 372,235.50

Step by Step Solution

1. Step 1: Write the proportion equation
   173,178 : 372,235.50 = 372,235.50 : x
2. Step 2: Convert to fraction form
   173,178/372,235.50 = 372,235.50/x
3. Step 3: Cross multiply
   173,178x = 372,235.50 × 372,235.50
4. Step 4: Simplify right side
   173,178x = 138,559,267,460.25
5. Step 5: Solve for x
   x = 138,559,267,460.25/173,178
6. Step 6: Final answer
   x = 800,097.40