Finding the Third Proportional to 711,154 and 1,555,148

Step by Step Solution

1. Step 1: Write the proportion equation
   711,154 : 1,555,148 = 1,555,148 : x
2. Step 2: Convert to fraction form
   711,154/1,555,148 = 1,555,148/x
3. Step 3: Cross multiply
   711,154x = 1,555,148 × 1,555,148
4. Step 4: Simplify right side
   711,154x = 2,418,485,301,904
5. Step 5: Solve for x
   x = 2,418,485,301,904/711,154
6. Step 6: Final answer
   x = 3,400,789.85