Finding the Third Proportional to 12,299.63 and 28,875.94

Step by Step Solution

1. Step 1: Write the proportion equation
   12,299.63 : 28,875.94 = 28,875.94 : x
2. Step 2: Convert to fraction form
   12,299.63/28,875.94 = 28,875.94/x
3. Step 3: Cross multiply
   12,299.63x = 28,875.94 × 28,875.94
4. Step 4: Simplify right side
   12,299.63x = 833,819,766.50
5. Step 5: Solve for x
   x = 833,819,766.50/12,299.63
6. Step 6: Final answer
   x = 67,792.29