Finding the Third Proportional to 120,607.50 and 191,148

Step by Step Solution

1. Step 1: Write the proportion equation
   120,607.50 : 191,148 = 191,148 : x
2. Step 2: Convert to fraction form
   120,607.50/191,148 = 191,148/x
3. Step 3: Cross multiply
   120,607.50x = 191,148 × 191,148
4. Step 4: Simplify right side
   120,607.50x = 36,537,557,904
5. Step 5: Solve for x
   x = 36,537,557,904/120,607.50
6. Step 6: Final answer
   x = 302,945.99