Finding the Third Proportional to 191,152.50 and 415,533

Step by Step Solution

1. Step 1: Write the proportion equation
   191,152.50 : 415,533 = 415,533 : x
2. Step 2: Convert to fraction form
   191,152.50/415,533 = 415,533/x
3. Step 3: Cross multiply
   191,152.50x = 415,533 × 415,533
4. Step 4: Simplify right side
   191,152.50x = 172,667,674,089
5. Step 5: Solve for x
   x = 172,667,674,089/191,152.50
6. Step 6: Final answer
   x = 903,298.02