Finding the Third Proportional to 21,387,862 and 46,185,075

Step by Step Solution

1. Step 1: Write the proportion equation
   21,387,862 : 46,185,075 = 46,185,075 : x
2. Step 2: Convert to fraction form
   21,387,862/46,185,075 = 46,185,075/x
3. Step 3: Cross multiply
   21,387,862x = 46,185,075 × 46,185,075
4. Step 4: Simplify right side
   21,387,862x = 2,133,061,152,755,625
5. Step 5: Solve for x
   x = 2,133,061,152,755,625/21,387,862
6. Step 6: Final answer
   x = 99,732,322.60