Finding the Third Proportional to 21,022,188 and 45,186,846

Step by Step Solution

1. Step 1: Write the proportion equation
   21,022,188 : 45,186,846 = 45,186,846 : x
2. Step 2: Convert to fraction form
   21,022,188/45,186,846 = 45,186,846/x
3. Step 3: Cross multiply
   21,022,188x = 45,186,846 × 45,186,846
4. Step 4: Simplify right side
   21,022,188x = 2,041,851,051,427,716
5. Step 5: Solve for x
   x = 2,041,851,051,427,716/21,022,188
6. Step 6: Final answer
   x = 97,128,379.38