Finding the Third Proportional to 45,987.75 and 99,356.63

Step by Step Solution

1. Step 1: Write the proportion equation
   45,987.75 : 99,356.63 = 99,356.63 : x
2. Step 2: Convert to fraction form
   45,987.75/99,356.63 = 99,356.63/x
3. Step 3: Cross multiply
   45,987.75x = 99,356.63 × 99,356.63
4. Step 4: Simplify right side
   45,987.75x = 9,871,738,931.39
5. Step 5: Solve for x
   x = 9,871,738,931.39/45,987.75
6. Step 6: Final answer
   x = 214,660.19