Finding the Third Proportional to 18,926.81 and 29,389.69

Step by Step Solution

1. Step 1: Write the proportion equation
   18,926.81 : 29,389.69 = 29,389.69 : x
2. Step 2: Convert to fraction form
   18,926.81/29,389.69 = 29,389.69/x
3. Step 3: Cross multiply
   18,926.81x = 29,389.69 × 29,389.69
4. Step 4: Simplify right side
   18,926.81x = 863,753,731.35
5. Step 5: Solve for x
   x = 863,753,731.35/18,926.81
6. Step 6: Final answer
   x = 45,636.51