Finding the Third Proportional to 34,331.50 and 53,131

Step by Step Solution

1. Step 1: Write the proportion equation
   34,331.50 : 53,131 = 53,131 : x
2. Step 2: Convert to fraction form
   34,331.50/53,131 = 53,131/x
3. Step 3: Cross multiply
   34,331.50x = 53,131 × 53,131
4. Step 4: Simplify right side
   34,331.50x = 2,822,903,161
5. Step 5: Solve for x
   x = 2,822,903,161/34,331.50
6. Step 6: Final answer
   x = 82,224.87