Finding the Third Proportional to 3,209,178 and 7,048,248

Step by Step Solution

1. Step 1: Write the proportion equation
   3,209,178 : 7,048,248 = 7,048,248 : x
2. Step 2: Convert to fraction form
   3,209,178/7,048,248 = 7,048,248/x
3. Step 3: Cross multiply
   3,209,178x = 7,048,248 × 7,048,248
4. Step 4: Simplify right side
   3,209,178x = 49,677,799,869,504
5. Step 5: Solve for x
   x = 49,677,799,869,504/3,209,178
6. Step 6: Final answer
   x = 15,479,914.13