Finding the Third Proportional to 21,991,884 and 45,492,312

Step by Step Solution

1. Step 1: Write the proportion equation
   21,991,884 : 45,492,312 = 45,492,312 : x
2. Step 2: Convert to fraction form
   21,991,884/45,492,312 = 45,492,312/x
3. Step 3: Cross multiply
   21,991,884x = 45,492,312 × 45,492,312
4. Step 4: Simplify right side
   21,991,884x = 2,069,550,451,105,344
5. Step 5: Solve for x
   x = 2,069,550,451,105,344/21,991,884
6. Step 6: Final answer
   x = 94,105,191.31