Finding the Third Proportional to 1,427,480,142.19 and 2,182,249,016.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,427,480,142.19 : 2,182,249,016.72 = 2,182,249,016.72 : x
2. Step 2: Convert to fraction form
   1,427,480,142.19/2,182,249,016.72 = 2,182,249,016.72/x
3. Step 3: Cross multiply
   1,427,480,142.19x = 2,182,249,016.72 × 2,182,249,016.72
4. Step 4: Simplify right side
   1,427,480,142.19x = 4,762,210,770,970,169,344
5. Step 5: Solve for x
   x = 4,762,210,770,970,169,344/1,427,480,142.19
6. Step 6: Final answer
   x = 3,336,095,984.97