Finding the Third Proportional to 15,758.72 and 34,142.34

Step by Step Solution

1. Step 1: Write the proportion equation
   15,758.72 : 34,142.34 = 34,142.34 : x
2. Step 2: Convert to fraction form
   15,758.72/34,142.34 = 34,142.34/x
3. Step 3: Cross multiply
   15,758.72x = 34,142.34 × 34,142.34
4. Step 4: Simplify right side
   15,758.72x = 1,165,699,636.74
5. Step 5: Solve for x
   x = 1,165,699,636.74/15,758.72
6. Step 6: Final answer
   x = 73,971.73