Finding the Third Proportional to 123,778 and 193,061

Step by Step Solution

1. Step 1: Write the proportion equation
   123,778 : 193,061 = 193,061 : x
2. Step 2: Convert to fraction form
   123,778/193,061 = 193,061/x
3. Step 3: Cross multiply
   123,778x = 193,061 × 193,061
4. Step 4: Simplify right side
   123,778x = 37,272,549,721
5. Step 5: Solve for x
   x = 37,272,549,721/123,778
6. Step 6: Final answer
   x = 301,124.19