Finding the Third Proportional to 572,370 and 906,121.50

Step by Step Solution

1. Step 1: Write the proportion equation
   572,370 : 906,121.50 = 906,121.50 : x
2. Step 2: Convert to fraction form
   572,370/906,121.50 = 906,121.50/x
3. Step 3: Cross multiply
   572,370x = 906,121.50 × 906,121.50
4. Step 4: Simplify right side
   572,370x = 821,056,172,762.25
5. Step 5: Solve for x
   x = 821,056,172,762.25/572,370
6. Step 6: Final answer
   x = 1,434,484.99