Finding the Third Proportional to 3,541,434 and 7,827,138

Step by Step Solution

1. Step 1: Write the proportion equation
   3,541,434 : 7,827,138 = 7,827,138 : x
2. Step 2: Convert to fraction form
   3,541,434/7,827,138 = 7,827,138/x
3. Step 3: Cross multiply
   3,541,434x = 7,827,138 × 7,827,138
4. Step 4: Simplify right side
   3,541,434x = 61,264,089,271,044
5. Step 5: Solve for x
   x = 61,264,089,271,044/3,541,434
6. Step 6: Final answer
   x = 17,299,232.25