Finding the Third Proportional to 6,815,249,810 and 10,185,312,112

Step by Step Solution

1. Step 1: Write the proportion equation
   6,815,249,810 : 10,185,312,112 = 10,185,312,112 : x
2. Step 2: Convert to fraction form
   6,815,249,810/10,185,312,112 = 10,185,312,112/x
3. Step 3: Cross multiply
   6,815,249,810x = 10,185,312,112 × 10,185,312,112
4. Step 4: Simplify right side
   6,815,249,810x = 103,740,582,818,853,896,192
5. Step 5: Solve for x
   x = 103,740,582,818,853,896,192/6,815,249,810
6. Step 6: Final answer
   x = 15,221,831,291.74