Finding the Third Proportional to 2,389,191,492 and 3,321,979,795

Step by Step Solution

1. Step 1: Write the proportion equation
   2,389,191,492 : 3,321,979,795 = 3,321,979,795 : x
2. Step 2: Convert to fraction form
   2,389,191,492/3,321,979,795 = 3,321,979,795/x
3. Step 3: Cross multiply
   2,389,191,492x = 3,321,979,795 × 3,321,979,795
4. Step 4: Simplify right side
   2,389,191,492x = 11,035,549,758,388,242,432
5. Step 5: Solve for x
   x = 11,035,549,758,388,242,432/2,389,191,492
6. Step 6: Final answer
   x = 4,618,947,370.00