Finding the Third Proportional to 99,111.94 and 150,991.59

Step by Step Solution

1. Step 1: Write the proportion equation
   99,111.94 : 150,991.59 = 150,991.59 : x
2. Step 2: Convert to fraction form
   99,111.94/150,991.59 = 150,991.59/x
3. Step 3: Cross multiply
   99,111.94x = 150,991.59 × 150,991.59
4. Step 4: Simplify right side
   99,111.94x = 22,798,461,383.17
5. Step 5: Solve for x
   x = 22,798,461,383.17/99,111.94
6. Step 6: Final answer
   x = 230,027.40