Finding the Third Proportional to 414,049.50 and 887,121

Step by Step Solution

1. Step 1: Write the proportion equation
   414,049.50 : 887,121 = 887,121 : x
2. Step 2: Convert to fraction form
   414,049.50/887,121 = 887,121/x
3. Step 3: Cross multiply
   414,049.50x = 887,121 × 887,121
4. Step 4: Simplify right side
   414,049.50x = 786,983,668,641
5. Step 5: Solve for x
   x = 786,983,668,641/414,049.50
6. Step 6: Final answer
   x = 1,900,699.48