Finding the Third Proportional to 411,003.75 and 900,577.50

Step by Step Solution

1. Step 1: Write the proportion equation
   411,003.75 : 900,577.50 = 900,577.50 : x
2. Step 2: Convert to fraction form
   411,003.75/900,577.50 = 900,577.50/x
3. Step 3: Cross multiply
   411,003.75x = 900,577.50 × 900,577.50
4. Step 4: Simplify right side
   411,003.75x = 811,039,833,506.25
5. Step 5: Solve for x
   x = 811,039,833,506.25/411,003.75
6. Step 6: Final answer
   x = 1,973,314.92