Finding the Third Proportional to 21,991,964 and 45,492,472

Step by Step Solution

1. Step 1: Write the proportion equation
   21,991,964 : 45,492,472 = 45,492,472 : x
2. Step 2: Convert to fraction form
   21,991,964/45,492,472 = 45,492,472/x
3. Step 3: Cross multiply
   21,991,964x = 45,492,472 × 45,492,472
4. Step 4: Simplify right side
   21,991,964x = 2,069,565,008,670,784
5. Step 5: Solve for x
   x = 2,069,565,008,670,784/21,991,964
6. Step 6: Final answer
   x = 94,105,510.93