Finding the Third Proportional to 991,104 and 2,164,223.50

Step by Step Solution

1. Step 1: Write the proportion equation
   991,104 : 2,164,223.50 = 2,164,223.50 : x
2. Step 2: Convert to fraction form
   991,104/2,164,223.50 = 2,164,223.50/x
3. Step 3: Cross multiply
   991,104x = 2,164,223.50 × 2,164,223.50
4. Step 4: Simplify right side
   991,104x = 4,683,863,357,952.25
5. Step 5: Solve for x
   x = 4,683,863,357,952.25/991,104
6. Step 6: Final answer
   x = 4,725,905.01