Finding the Third Proportional to 434,870.44 and 881,425.69

Step by Step Solution

1. Step 1: Write the proportion equation
   434,870.44 : 881,425.69 = 881,425.69 : x
2. Step 2: Convert to fraction form
   434,870.44/881,425.69 = 881,425.69/x
3. Step 3: Cross multiply
   434,870.44x = 881,425.69 × 881,425.69
4. Step 4: Simplify right side
   434,870.44x = 776,911,242,584.85
5. Step 5: Solve for x
   x = 776,911,242,584.85/434,870.44
6. Step 6: Final answer
   x = 1,786,534.97