Finding the Third Proportional to 460,586 and 991,156.50

Step by Step Solution

1. Step 1: Write the proportion equation
   460,586 : 991,156.50 = 991,156.50 : x
2. Step 2: Convert to fraction form
   460,586/991,156.50 = 991,156.50/x
3. Step 3: Cross multiply
   460,586x = 991,156.50 × 991,156.50
4. Step 4: Simplify right side
   460,586x = 982,391,207,492.25
5. Step 5: Solve for x
   x = 982,391,207,492.25/460,586
6. Step 6: Final answer
   x = 2,132,915.91