Finding the Third Proportional to 877,740 and 1,888,680

Step by Step Solution

1. Step 1: Write the proportion equation
   877,740 : 1,888,680 = 1,888,680 : x
2. Step 2: Convert to fraction form
   877,740/1,888,680 = 1,888,680/x
3. Step 3: Cross multiply
   877,740x = 1,888,680 × 1,888,680
4. Step 4: Simplify right side
   877,740x = 3,567,112,142,400
5. Step 5: Solve for x
   x = 3,567,112,142,400/877,740
6. Step 6: Final answer
   x = 4,063,973.55