Finding the Third Proportional to 36,008,696 and 78,847,390

Step by Step Solution

1. Step 1: Write the proportion equation
   36,008,696 : 78,847,390 = 78,847,390 : x
2. Step 2: Convert to fraction form
   36,008,696/78,847,390 = 78,847,390/x
3. Step 3: Cross multiply
   36,008,696x = 78,847,390 × 78,847,390
4. Step 4: Simplify right side
   36,008,696x = 6,216,910,909,812,100
5. Step 5: Solve for x
   x = 6,216,910,909,812,100/36,008,696
6. Step 6: Final answer
   x = 172,650,265.09