Finding the Third Proportional to 365,089.50 and 784,152

Step by Step Solution

1. Step 1: Write the proportion equation
   365,089.50 : 784,152 = 784,152 : x
2. Step 2: Convert to fraction form
   365,089.50/784,152 = 784,152/x
3. Step 3: Cross multiply
   365,089.50x = 784,152 × 784,152
4. Step 4: Simplify right side
   365,089.50x = 614,894,359,104
5. Step 5: Solve for x
   x = 614,894,359,104/365,089.50
6. Step 6: Final answer
   x = 1,684,229.10