Finding the Third Proportional to 434,063.25 and 901,390.50

Step by Step Solution

1. Step 1: Write the proportion equation
   434,063.25 : 901,390.50 = 901,390.50 : x
2. Step 2: Convert to fraction form
   434,063.25/901,390.50 = 901,390.50/x
3. Step 3: Cross multiply
   434,063.25x = 901,390.50 × 901,390.50
4. Step 4: Simplify right side
   434,063.25x = 812,504,833,490.25
5. Step 5: Solve for x
   x = 812,504,833,490.25/434,063.25
6. Step 6: Final answer
   x = 1,871,858.15