Finding the Third Proportional to 713,178 and 1,554,300

Step by Step Solution

1. Step 1: Write the proportion equation
   713,178 : 1,554,300 = 1,554,300 : x
2. Step 2: Convert to fraction form
   713,178/1,554,300 = 1,554,300/x
3. Step 3: Cross multiply
   713,178x = 1,554,300 × 1,554,300
4. Step 4: Simplify right side
   713,178x = 2,415,848,490,000
5. Step 5: Solve for x
   x = 2,415,848,490,000/713,178
6. Step 6: Final answer
   x = 3,387,441.13