Finding the Third Proportional to 3,413,151 and 7,312,086

Step by Step Solution

1. Step 1: Write the proportion equation
   3,413,151 : 7,312,086 = 7,312,086 : x
2. Step 2: Convert to fraction form
   3,413,151/7,312,086 = 7,312,086/x
3. Step 3: Cross multiply
   3,413,151x = 7,312,086 × 7,312,086
4. Step 4: Simplify right side
   3,413,151x = 53,466,601,671,396
5. Step 5: Solve for x
   x = 53,466,601,671,396/3,413,151
6. Step 6: Final answer
   x = 15,664,880.24