Finding the Third Proportional to 90,200.06 and 194,853.56

Step by Step Solution

1. Step 1: Write the proportion equation
   90,200.06 : 194,853.56 = 194,853.56 : x
2. Step 2: Convert to fraction form
   90,200.06/194,853.56 = 194,853.56/x
3. Step 3: Cross multiply
   90,200.06x = 194,853.56 × 194,853.56
4. Step 4: Simplify right side
   90,200.06x = 37,967,910,818.94
5. Step 5: Solve for x
   x = 37,967,910,818.94/90,200.06
6. Step 6: Final answer
   x = 420,929.98