Finding the Third Proportional to 84,186 and 187,060.50

Step by Step Solution

1. Step 1: Write the proportion equation
   84,186 : 187,060.50 = 187,060.50 : x
2. Step 2: Convert to fraction form
   84,186/187,060.50 = 187,060.50/x
3. Step 3: Cross multiply
   84,186x = 187,060.50 × 187,060.50
4. Step 4: Simplify right side
   84,186x = 34,991,630,660.25
5. Step 5: Solve for x
   x = 34,991,630,660.25/84,186
6. Step 6: Final answer
   x = 415,646.67