Finding the Third Proportional to 6,128,844 and 9,875,200

Step by Step Solution

1. Step 1: Write the proportion equation
   6,128,844 : 9,875,200 = 9,875,200 : x
2. Step 2: Convert to fraction form
   6,128,844/9,875,200 = 9,875,200/x
3. Step 3: Cross multiply
   6,128,844x = 9,875,200 × 9,875,200
4. Step 4: Simplify right side
   6,128,844x = 97,519,575,040,000
5. Step 5: Solve for x
   x = 97,519,575,040,000/6,128,844
6. Step 6: Final answer
   x = 15,911,577.30