Finding the Third Proportional to 43,156 and 58,307

Step by Step Solution

1. Step 1: Write the proportion equation
   43,156 : 58,307 = 58,307 : x
2. Step 2: Convert to fraction form
   43,156/58,307 = 58,307/x
3. Step 3: Cross multiply
   43,156x = 58,307 × 58,307
4. Step 4: Simplify right side
   43,156x = 3,399,706,249
5. Step 5: Solve for x
   x = 3,399,706,249/43,156
6. Step 6: Final answer
   x = 78,777.14