Finding the Third Proportional to 3,493,698 and 7,407,300

Step by Step Solution

1. Step 1: Write the proportion equation
   3,493,698 : 7,407,300 = 7,407,300 : x
2. Step 2: Convert to fraction form
   3,493,698/7,407,300 = 7,407,300/x
3. Step 3: Cross multiply
   3,493,698x = 7,407,300 × 7,407,300
4. Step 4: Simplify right side
   3,493,698x = 54,868,093,290,000
5. Step 5: Solve for x
   x = 54,868,093,290,000/3,493,698
6. Step 6: Final answer
   x = 15,704,875.83