Finding the Third Proportional to 14,389.31 and 30,624.75

Step by Step Solution

1. Step 1: Write the proportion equation
   14,389.31 : 30,624.75 = 30,624.75 : x
2. Step 2: Convert to fraction form
   14,389.31/30,624.75 = 30,624.75/x
3. Step 3: Cross multiply
   14,389.31x = 30,624.75 × 30,624.75
4. Step 4: Simplify right side
   14,389.31x = 937,875,312.56
5. Step 5: Solve for x
   x = 937,875,312.56/14,389.31
6. Step 6: Final answer
   x = 65,178.60