Finding the Third Proportional to 362,737.50 and 784,573.50

Step by Step Solution

1. Step 1: Write the proportion equation
   362,737.50 : 784,573.50 = 784,573.50 : x
2. Step 2: Convert to fraction form
   362,737.50/784,573.50 = 784,573.50/x
3. Step 3: Cross multiply
   362,737.50x = 784,573.50 × 784,573.50
4. Step 4: Simplify right side
   362,737.50x = 615,555,576,902.25
5. Step 5: Solve for x
   x = 615,555,576,902.25/362,737.50
6. Step 6: Final answer
   x = 1,696,972.54