Finding the Third Proportional to 759,603 and 1,664,142

Step by Step Solution

1. Step 1: Write the proportion equation
   759,603 : 1,664,142 = 1,664,142 : x
2. Step 2: Convert to fraction form
   759,603/1,664,142 = 1,664,142/x
3. Step 3: Cross multiply
   759,603x = 1,664,142 × 1,664,142
4. Step 4: Simplify right side
   759,603x = 2,769,368,596,164
5. Step 5: Solve for x
   x = 2,769,368,596,164/759,603
6. Step 6: Final answer
   x = 3,645,810.50