Finding the Third Proportional to 738,312 and 1,156,680

Step by Step Solution

1. Step 1: Write the proportion equation
   738,312 : 1,156,680 = 1,156,680 : x
2. Step 2: Convert to fraction form
   738,312/1,156,680 = 1,156,680/x
3. Step 3: Cross multiply
   738,312x = 1,156,680 × 1,156,680
4. Step 4: Simplify right side
   738,312x = 1,337,908,622,400
5. Step 5: Solve for x
   x = 1,337,908,622,400/738,312
6. Step 6: Final answer
   x = 1,812,118.21