Finding the Third Proportional to 16,876.69 and 39,070.69

Step by Step Solution

1. Step 1: Write the proportion equation
   16,876.69 : 39,070.69 = 39,070.69 : x
2. Step 2: Convert to fraction form
   16,876.69/39,070.69 = 39,070.69/x
3. Step 3: Cross multiply
   16,876.69x = 39,070.69 × 39,070.69
4. Step 4: Simplify right side
   16,876.69x = 1,526,518,621.72
5. Step 5: Solve for x
   x = 1,526,518,621.72/16,876.69
6. Step 6: Final answer
   x = 90,451.32