Finding the Third Proportional to 13,935.63 and 30,638.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,935.63 : 30,638.75 = 30,638.75 : x
2. Step 2: Convert to fraction form
   13,935.63/30,638.75 = 30,638.75/x
3. Step 3: Cross multiply
   13,935.63x = 30,638.75 × 30,638.75
4. Step 4: Simplify right side
   13,935.63x = 938,733,001.56
5. Step 5: Solve for x
   x = 938,733,001.56/13,935.63
6. Step 6: Final answer
   x = 67,362.10