Finding the Third Proportional to 38,947 and 58,354

Step by Step Solution

1. Step 1: Write the proportion equation
   38,947 : 58,354 = 58,354 : x
2. Step 2: Convert to fraction form
   38,947/58,354 = 58,354/x
3. Step 3: Cross multiply
   38,947x = 58,354 × 58,354
4. Step 4: Simplify right side
   38,947x = 3,405,189,316
5. Step 5: Solve for x
   x = 3,405,189,316/38,947
6. Step 6: Final answer
   x = 87,431.36