Finding the Third Proportional to 46,128.75 and 99,907.75

Step by Step Solution

1. Step 1: Write the proportion equation
   46,128.75 : 99,907.75 = 99,907.75 : x
2. Step 2: Convert to fraction form
   46,128.75/99,907.75 = 99,907.75/x
3. Step 3: Cross multiply
   46,128.75x = 99,907.75 × 99,907.75
4. Step 4: Simplify right side
   46,128.75x = 9,981,558,510.06
5. Step 5: Solve for x
   x = 9,981,558,510.06/46,128.75
6. Step 6: Final answer
   x = 216,384.76