Finding the Third Proportional to 85,593,870 and 186,946,668

Step by Step Solution

1. Step 1: Write the proportion equation
   85,593,870 : 186,946,668 = 186,946,668 : x
2. Step 2: Convert to fraction form
   85,593,870/186,946,668 = 186,946,668/x
3. Step 3: Cross multiply
   85,593,870x = 186,946,668 × 186,946,668
4. Step 4: Simplify right side
   85,593,870x = 34,949,056,676,302,224
5. Step 5: Solve for x
   x = 34,949,056,676,302,224/85,593,870
6. Step 6: Final answer
   x = 408,312,612.53