Finding the Third Proportional to 28,111.88 and 60,392.63

Step by Step Solution

1. Step 1: Write the proportion equation
   28,111.88 : 60,392.63 = 60,392.63 : x
2. Step 2: Convert to fraction form
   28,111.88/60,392.63 = 60,392.63/x
3. Step 3: Cross multiply
   28,111.88x = 60,392.63 × 60,392.63
4. Step 4: Simplify right side
   28,111.88x = 3,647,269,154.39
5. Step 5: Solve for x
   x = 3,647,269,154.39/28,111.88
6. Step 6: Final answer
   x = 129,741.23