Finding the Third Proportional to 191,061 and 415,297.50

Step by Step Solution

1. Step 1: Write the proportion equation
   191,061 : 415,297.50 = 415,297.50 : x
2. Step 2: Convert to fraction form
   191,061/415,297.50 = 415,297.50/x
3. Step 3: Cross multiply
   191,061x = 415,297.50 × 415,297.50
4. Step 4: Simplify right side
   191,061x = 172,472,013,506.25
5. Step 5: Solve for x
   x = 172,472,013,506.25/191,061
6. Step 6: Final answer
   x = 902,706.54