Finding the Third Proportional to 3,970,350 and 8,696,835

Step by Step Solution

1. Step 1: Write the proportion equation
   3,970,350 : 8,696,835 = 8,696,835 : x
2. Step 2: Convert to fraction form
   3,970,350/8,696,835 = 8,696,835/x
3. Step 3: Cross multiply
   3,970,350x = 8,696,835 × 8,696,835
4. Step 4: Simplify right side
   3,970,350x = 75,634,939,017,225
5. Step 5: Solve for x
   x = 75,634,939,017,225/3,970,350
6. Step 6: Final answer
   x = 19,049,942.45