Finding the Third Proportional to 2,106,430.31 and 4,532,815.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,106,430.31 : 4,532,815.69 = 4,532,815.69 : x
2. Step 2: Convert to fraction form
   2,106,430.31/4,532,815.69 = 4,532,815.69/x
3. Step 3: Cross multiply
   2,106,430.31x = 4,532,815.69 × 4,532,815.69
4. Step 4: Simplify right side
   2,106,430.31x = 20,546,418,056,846.10
5. Step 5: Solve for x
   x = 20,546,418,056,846.10/2,106,430.31
6. Step 6: Final answer
   x = 9,754,140.90