Finding the Third Proportional to 91,990.69 and 185,348.25

Step by Step Solution

1. Step 1: Write the proportion equation
   91,990.69 : 185,348.25 = 185,348.25 : x
2. Step 2: Convert to fraction form
   91,990.69/185,348.25 = 185,348.25/x
3. Step 3: Cross multiply
   91,990.69x = 185,348.25 × 185,348.25
4. Step 4: Simplify right side
   91,990.69x = 34,353,973,778.06
5. Step 5: Solve for x
   x = 34,353,973,778.06/91,990.69
6. Step 6: Final answer
   x = 373,450.56