Finding the Third Proportional to 3,150,400.61 and 4,865,510.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,150,400.61 : 4,865,510.72 = 4,865,510.72 : x
2. Step 2: Convert to fraction form
   3,150,400.61/4,865,510.72 = 4,865,510.72/x
3. Step 3: Cross multiply
   3,150,400.61x = 4,865,510.72 × 4,865,510.72
4. Step 4: Simplify right side
   3,150,400.61x = 23,673,194,554,271.14
5. Step 5: Solve for x
   x = 23,673,194,554,271.14/3,150,400.61
6. Step 6: Final answer
   x = 7,514,344.20