Finding the Third Proportional to 3,559,248 and 7,678,368

Step by Step Solution

1. Step 1: Write the proportion equation
   3,559,248 : 7,678,368 = 7,678,368 : x
2. Step 2: Convert to fraction form
   3,559,248/7,678,368 = 7,678,368/x
3. Step 3: Cross multiply
   3,559,248x = 7,678,368 × 7,678,368
4. Step 4: Simplify right side
   3,559,248x = 58,957,335,143,424
5. Step 5: Solve for x
   x = 58,957,335,143,424/3,559,248
6. Step 6: Final answer
   x = 16,564,548.23