Finding the Third Proportional to 13,372 and 31,528

Step by Step Solution

1. Step 1: Write the proportion equation
   13,372 : 31,528 = 31,528 : x
2. Step 2: Convert to fraction form
   13,372/31,528 = 31,528/x
3. Step 3: Cross multiply
   13,372x = 31,528 × 31,528
4. Step 4: Simplify right side
   13,372x = 994,014,784
5. Step 5: Solve for x
   x = 994,014,784/13,372
6. Step 6: Final answer
   x = 74,335.54