Finding the Third Proportional to 131,257 and 194,118

Step by Step Solution

1. Step 1: Write the proportion equation
   131,257 : 194,118 = 194,118 : x
2. Step 2: Convert to fraction form
   131,257/194,118 = 194,118/x
3. Step 3: Cross multiply
   131,257x = 194,118 × 194,118
4. Step 4: Simplify right side
   131,257x = 37,681,797,924
5. Step 5: Solve for x
   x = 37,681,797,924/131,257
6. Step 6: Final answer
   x = 287,084.10