Finding the Third Proportional to 15,141 and 21,673.50

Step by Step Solution

1. Step 1: Write the proportion equation
   15,141 : 21,673.50 = 21,673.50 : x
2. Step 2: Convert to fraction form
   15,141/21,673.50 = 21,673.50/x
3. Step 3: Cross multiply
   15,141x = 21,673.50 × 21,673.50
4. Step 4: Simplify right side
   15,141x = 469,740,602.25
5. Step 5: Solve for x
   x = 469,740,602.25/15,141
6. Step 6: Final answer
   x = 31,024.41