Finding the Third Proportional to 654,178 and 1,432,772

Step by Step Solution

1. Step 1: Write the proportion equation
   654,178 : 1,432,772 = 1,432,772 : x
2. Step 2: Convert to fraction form
   654,178/1,432,772 = 1,432,772/x
3. Step 3: Cross multiply
   654,178x = 1,432,772 × 1,432,772
4. Step 4: Simplify right side
   654,178x = 2,052,835,603,984
5. Step 5: Solve for x
   x = 2,052,835,603,984/654,178
6. Step 6: Final answer
   x = 3,138,038.28