Finding the Third Proportional to 39,609,043 and 85,075,008

Step by Step Solution

1. Step 1: Write the proportion equation
   39,609,043 : 85,075,008 = 85,075,008 : x
2. Step 2: Convert to fraction form
   39,609,043/85,075,008 = 85,075,008/x
3. Step 3: Cross multiply
   39,609,043x = 85,075,008 × 85,075,008
4. Step 4: Simplify right side
   39,609,043x = 7,237,756,986,200,064
5. Step 5: Solve for x
   x = 7,237,756,986,200,064/39,609,043
6. Step 6: Final answer
   x = 182,729,913.12