Finding the Third Proportional to 111,397,036 and 170,298,078

Step by Step Solution

1. Step 1: Write the proportion equation
   111,397,036 : 170,298,078 = 170,298,078 : x
2. Step 2: Convert to fraction form
   111,397,036/170,298,078 = 170,298,078/x
3. Step 3: Cross multiply
   111,397,036x = 170,298,078 × 170,298,078
4. Step 4: Simplify right side
   111,397,036x = 29,001,435,370,494,084
5. Step 5: Solve for x
   x = 29,001,435,370,494,084/111,397,036
6. Step 6: Final answer
   x = 260,342,971.52