Finding the Third Proportional to 40,117 and 87,038

Step by Step Solution

1. Step 1: Write the proportion equation
   40,117 : 87,038 = 87,038 : x
2. Step 2: Convert to fraction form
   40,117/87,038 = 87,038/x
3. Step 3: Cross multiply
   40,117x = 87,038 × 87,038
4. Step 4: Simplify right side
   40,117x = 7,575,613,444
5. Step 5: Solve for x
   x = 7,575,613,444/40,117
6. Step 6: Final answer
   x = 188,837.98