Finding the Third Proportional to 2,145,817.50 and 3,007,801.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,145,817.50 : 3,007,801.50 = 3,007,801.50 : x
2. Step 2: Convert to fraction form
   2,145,817.50/3,007,801.50 = 3,007,801.50/x
3. Step 3: Cross multiply
   2,145,817.50x = 3,007,801.50 × 3,007,801.50
4. Step 4: Simplify right side
   2,145,817.50x = 9,046,869,863,402.25
5. Step 5: Solve for x
   x = 9,046,869,863,402.25/2,145,817.50
6. Step 6: Final answer
   x = 4,216,048.13