Finding the Third Proportional to 715,410 and 1,555,066.50

Step by Step Solution

1. Step 1: Write the proportion equation
   715,410 : 1,555,066.50 = 1,555,066.50 : x
2. Step 2: Convert to fraction form
   715,410/1,555,066.50 = 1,555,066.50/x
3. Step 3: Cross multiply
   715,410x = 1,555,066.50 × 1,555,066.50
4. Step 4: Simplify right side
   715,410x = 2,418,231,819,422.25
5. Step 5: Solve for x
   x = 2,418,231,819,422.25/715,410
6. Step 6: Final answer
   x = 3,380,204.11