Finding the Third Proportional to 415,043 and 906,971.50

Step by Step Solution

1. Step 1: Write the proportion equation
   415,043 : 906,971.50 = 906,971.50 : x
2. Step 2: Convert to fraction form
   415,043/906,971.50 = 906,971.50/x
3. Step 3: Cross multiply
   415,043x = 906,971.50 × 906,971.50
4. Step 4: Simplify right side
   415,043x = 822,597,301,812.25
5. Step 5: Solve for x
   x = 822,597,301,812.25/415,043
6. Step 6: Final answer
   x = 1,981,956.81