Finding the Third Proportional to 191,986.50 and 426,585

Step by Step Solution

1. Step 1: Write the proportion equation
   191,986.50 : 426,585 = 426,585 : x
2. Step 2: Convert to fraction form
   191,986.50/426,585 = 426,585/x
3. Step 3: Cross multiply
   191,986.50x = 426,585 × 426,585
4. Step 4: Simplify right side
   191,986.50x = 181,974,762,225
5. Step 5: Solve for x
   x = 181,974,762,225/191,986.50
6. Step 6: Final answer
   x = 947,851.87