Finding the Third Proportional to 1,715,442 and 3,658,880

Step by Step Solution

1. Step 1: Write the proportion equation
   1,715,442 : 3,658,880 = 3,658,880 : x
2. Step 2: Convert to fraction form
   1,715,442/3,658,880 = 3,658,880/x
3. Step 3: Cross multiply
   1,715,442x = 3,658,880 × 3,658,880
4. Step 4: Simplify right side
   1,715,442x = 13,387,402,854,400
5. Step 5: Solve for x
   x = 13,387,402,854,400/1,715,442
6. Step 6: Final answer
   x = 7,804,054.50