Finding the Third Proportional to 215,699,413,173 and 468,942,462,182

Step by Step Solution

1. Step 1: Write the proportion equation
   215,699,413,173 : 468,942,462,182 = 468,942,462,182 : x
2. Step 2: Convert to fraction form
   215,699,413,173/468,942,462,182 = 468,942,462,182/x
3. Step 3: Cross multiply
   215,699,413,173x = 468,942,462,182 × 468,942,462,182
4. Step 4: Simplify right side
   215,699,413,173x = 219,907,032,837,316,507,860,992
5. Step 5: Solve for x
   x = 219,907,032,837,316,507,860,992/215,699,413,173
6. Step 6: Final answer
   x = 1,019,506,866,534.41