Finding the Third Proportional to 415,372.50 and 907,623

Step by Step Solution

1. Step 1: Write the proportion equation
   415,372.50 : 907,623 = 907,623 : x
2. Step 2: Convert to fraction form
   415,372.50/907,623 = 907,623/x
3. Step 3: Cross multiply
   415,372.50x = 907,623 × 907,623
4. Step 4: Simplify right side
   415,372.50x = 823,779,510,129
5. Step 5: Solve for x
   x = 823,779,510,129/415,372.50
6. Step 6: Final answer
   x = 1,983,230.74