Finding the Third Proportional to 190,401.89 and 413,627.77

Step by Step Solution

1. Step 1: Write the proportion equation
   190,401.89 : 413,627.77 = 413,627.77 : x
2. Step 2: Convert to fraction form
   190,401.89/413,627.77 = 413,627.77/x
3. Step 3: Cross multiply
   190,401.89x = 413,627.77 × 413,627.77
4. Step 4: Simplify right side
   190,401.89x = 171,087,928,495.93
5. Step 5: Solve for x
   x = 171,087,928,495.93/190,401.89
6. Step 6: Final answer
   x = 898,562.13