Finding the Third Proportional to 1,271,839,316 and 1,919,850,628

Step by Step Solution

1. Step 1: Write the proportion equation
   1,271,839,316 : 1,919,850,628 = 1,919,850,628 : x
2. Step 2: Convert to fraction form
   1,271,839,316/1,919,850,628 = 1,919,850,628/x
3. Step 3: Cross multiply
   1,271,839,316x = 1,919,850,628 × 1,919,850,628
4. Step 4: Simplify right side
   1,271,839,316x = 3,685,826,433,831,994,368
5. Step 5: Solve for x
   x = 3,685,826,433,831,994,368/1,271,839,316
6. Step 6: Final answer
   x = 2,898,028,380.99