Finding the Third Proportional to 28,990.50 and 61,095

Step by Step Solution

1. Step 1: Write the proportion equation
   28,990.50 : 61,095 = 61,095 : x
2. Step 2: Convert to fraction form
   28,990.50/61,095 = 61,095/x
3. Step 3: Cross multiply
   28,990.50x = 61,095 × 61,095
4. Step 4: Simplify right side
   28,990.50x = 3,732,599,025
5. Step 5: Solve for x
   x = 3,732,599,025/28,990.50
6. Step 6: Final answer
   x = 128,752.49