Finding the Third Proportional to 35,898,948 and 86,550,521

Step by Step Solution

1. Step 1: Write the proportion equation
   35,898,948 : 86,550,521 = 86,550,521 : x
2. Step 2: Convert to fraction form
   35,898,948/86,550,521 = 86,550,521/x
3. Step 3: Cross multiply
   35,898,948x = 86,550,521 × 86,550,521
4. Step 4: Simplify right side
   35,898,948x = 7,490,992,685,371,441
5. Step 5: Solve for x
   x = 7,490,992,685,371,441/35,898,948
6. Step 6: Final answer
   x = 208,668,863.65