Finding the Third Proportional to 5,473,815 and 7,884,858

Step by Step Solution

1. Step 1: Write the proportion equation
   5,473,815 : 7,884,858 = 7,884,858 : x
2. Step 2: Convert to fraction form
   5,473,815/7,884,858 = 7,884,858/x
3. Step 3: Cross multiply
   5,473,815x = 7,884,858 × 7,884,858
4. Step 4: Simplify right side
   5,473,815x = 62,170,985,680,164
5. Step 5: Solve for x
   x = 62,170,985,680,164/5,473,815
6. Step 6: Final answer
   x = 11,357,889.46