Finding the Third Proportional to 18,117.42 and 38,914.17

Step by Step Solution

1. Step 1: Write the proportion equation
   18,117.42 : 38,914.17 = 38,914.17 : x
2. Step 2: Convert to fraction form
   18,117.42/38,914.17 = 38,914.17/x
3. Step 3: Cross multiply
   18,117.42x = 38,914.17 × 38,914.17
4. Step 4: Simplify right side
   18,117.42x = 1,514,312,772.72
5. Step 5: Solve for x
   x = 1,514,312,772.72/18,117.42
6. Step 6: Final answer
   x = 83,583.24