Finding the Third Proportional to 3,559,230 and 7,678,332

Step by Step Solution

1. Step 1: Write the proportion equation
   3,559,230 : 7,678,332 = 7,678,332 : x
2. Step 2: Convert to fraction form
   3,559,230/7,678,332 = 7,678,332/x
3. Step 3: Cross multiply
   3,559,230x = 7,678,332 × 7,678,332
4. Step 4: Simplify right side
   3,559,230x = 58,956,782,302,224
5. Step 5: Solve for x
   x = 58,956,782,302,224/3,559,230
6. Step 6: Final answer
   x = 16,564,476.67