Finding the Third Proportional to 909,289.50 and 1,914,429

Step by Step Solution

1. Step 1: Write the proportion equation
   909,289.50 : 1,914,429 = 1,914,429 : x
2. Step 2: Convert to fraction form
   909,289.50/1,914,429 = 1,914,429/x
3. Step 3: Cross multiply
   909,289.50x = 1,914,429 × 1,914,429
4. Step 4: Simplify right side
   909,289.50x = 3,665,038,396,041
5. Step 5: Solve for x
   x = 3,665,038,396,041/909,289.50
6. Step 6: Final answer
   x = 4,030,661.74