Finding the Third Proportional to 4,869,024 and 7,123,248

Step by Step Solution

1. Step 1: Write the proportion equation
   4,869,024 : 7,123,248 = 7,123,248 : x
2. Step 2: Convert to fraction form
   4,869,024/7,123,248 = 7,123,248/x
3. Step 3: Cross multiply
   4,869,024x = 7,123,248 × 7,123,248
4. Step 4: Simplify right side
   4,869,024x = 50,740,662,069,504
5. Step 5: Solve for x
   x = 50,740,662,069,504/4,869,024
6. Step 6: Final answer
   x = 10,421,115.62