Finding the Third Proportional to 13,507 and 28,090

Step by Step Solution

1. Step 1: Write the proportion equation
   13,507 : 28,090 = 28,090 : x
2. Step 2: Convert to fraction form
   13,507/28,090 = 28,090/x
3. Step 3: Cross multiply
   13,507x = 28,090 × 28,090
4. Step 4: Simplify right side
   13,507x = 789,048,100
5. Step 5: Solve for x
   x = 789,048,100/13,507
6. Step 6: Final answer
   x = 58,417.72