Finding the Third Proportional to 99,417.50 and 150,574.50

Step by Step Solution

1. Step 1: Write the proportion equation
   99,417.50 : 150,574.50 = 150,574.50 : x
2. Step 2: Convert to fraction form
   99,417.50/150,574.50 = 150,574.50/x
3. Step 3: Cross multiply
   99,417.50x = 150,574.50 × 150,574.50
4. Step 4: Simplify right side
   99,417.50x = 22,672,680,050.25
5. Step 5: Solve for x
   x = 22,672,680,050.25/99,417.50
6. Step 6: Final answer
   x = 228,055.22