Finding the Third Proportional to 1,387,293,936 and 2,004,400,155

Step by Step Solution

1. Step 1: Write the proportion equation
   1,387,293,936 : 2,004,400,155 = 2,004,400,155 : x
2. Step 2: Convert to fraction form
   1,387,293,936/2,004,400,155 = 2,004,400,155/x
3. Step 3: Cross multiply
   1,387,293,936x = 2,004,400,155 × 2,004,400,155
4. Step 4: Simplify right side
   1,387,293,936x = 4,017,619,981,364,023,808
5. Step 5: Solve for x
   x = 4,017,619,981,364,023,808/1,387,293,936
6. Step 6: Final answer
   x = 2,896,012,068.61