Finding the Third Proportional to 28,518 and 58,854

Step by Step Solution

1. Step 1: Write the proportion equation
   28,518 : 58,854 = 58,854 : x
2. Step 2: Convert to fraction form
   28,518/58,854 = 58,854/x
3. Step 3: Cross multiply
   28,518x = 58,854 × 58,854
4. Step 4: Simplify right side
   28,518x = 3,463,793,316
5. Step 5: Solve for x
   x = 3,463,793,316/28,518
6. Step 6: Final answer
   x = 121,459.90