Finding the Third Proportional to 99,064.13 and 150,487.31

Step by Step Solution

1. Step 1: Write the proportion equation
   99,064.13 : 150,487.31 = 150,487.31 : x
2. Step 2: Convert to fraction form
   99,064.13/150,487.31 = 150,487.31/x
3. Step 3: Cross multiply
   99,064.13x = 150,487.31 × 150,487.31
4. Step 4: Simplify right side
   99,064.13x = 22,646,431,223.47
5. Step 5: Solve for x
   x = 22,646,431,223.47/99,064.13
6. Step 6: Final answer
   x = 228,603.76