Finding the Third Proportional to 189,063 and 283,594.50

Step by Step Solution

1. Step 1: Write the proportion equation
   189,063 : 283,594.50 = 283,594.50 : x
2. Step 2: Convert to fraction form
   189,063/283,594.50 = 283,594.50/x
3. Step 3: Cross multiply
   189,063x = 283,594.50 × 283,594.50
4. Step 4: Simplify right side
   189,063x = 80,425,840,430.25
5. Step 5: Solve for x
   x = 80,425,840,430.25/189,063
6. Step 6: Final answer
   x = 425,391.75