Finding the Third Proportional to 3,548,522 and 5,316,878

Step by Step Solution

1. Step 1: Write the proportion equation
   3,548,522 : 5,316,878 = 5,316,878 : x
2. Step 2: Convert to fraction form
   3,548,522/5,316,878 = 5,316,878/x
3. Step 3: Cross multiply
   3,548,522x = 5,316,878 × 5,316,878
4. Step 4: Simplify right side
   3,548,522x = 28,269,191,666,884
5. Step 5: Solve for x
   x = 28,269,191,666,884/3,548,522
6. Step 6: Final answer
   x = 7,966,469.33