Finding the Third Proportional to 13,140 and 28,835.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,140 : 28,835.25 = 28,835.25 : x
2. Step 2: Convert to fraction form
   13,140/28,835.25 = 28,835.25/x
3. Step 3: Cross multiply
   13,140x = 28,835.25 × 28,835.25
4. Step 4: Simplify right side
   13,140x = 831,471,642.56
5. Step 5: Solve for x
   x = 831,471,642.56/13,140
6. Step 6: Final answer
   x = 63,277.90