Finding the Third Proportional to 978,699.50 and 1,497,300

Step by Step Solution

1. Step 1: Write the proportion equation
   978,699.50 : 1,497,300 = 1,497,300 : x
2. Step 2: Convert to fraction form
   978,699.50/1,497,300 = 1,497,300/x
3. Step 3: Cross multiply
   978,699.50x = 1,497,300 × 1,497,300
4. Step 4: Simplify right side
   978,699.50x = 2,241,907,290,000
5. Step 5: Solve for x
   x = 2,241,907,290,000/978,699.50
6. Step 6: Final answer
   x = 2,290,700.35