Finding the Third Proportional to 1,991,552 and 4,370,112

Step by Step Solution

1. Step 1: Write the proportion equation
   1,991,552 : 4,370,112 = 4,370,112 : x
2. Step 2: Convert to fraction form
   1,991,552/4,370,112 = 4,370,112/x
3. Step 3: Cross multiply
   1,991,552x = 4,370,112 × 4,370,112
4. Step 4: Simplify right side
   1,991,552x = 19,097,878,892,544
5. Step 5: Solve for x
   x = 19,097,878,892,544/1,991,552
6. Step 6: Final answer
   x = 9,589,445.26