Finding the Third Proportional to 1,069,858.50 and 1,457,166

Step by Step Solution

1. Step 1: Write the proportion equation
   1,069,858.50 : 1,457,166 = 1,457,166 : x
2. Step 2: Convert to fraction form
   1,069,858.50/1,457,166 = 1,457,166/x
3. Step 3: Cross multiply
   1,069,858.50x = 1,457,166 × 1,457,166
4. Step 4: Simplify right side
   1,069,858.50x = 2,123,332,751,556
5. Step 5: Solve for x
   x = 2,123,332,751,556/1,069,858.50
6. Step 6: Final answer
   x = 1,984,685.59