Finding the Third Proportional to 92,810.50 and 141,392

Step by Step Solution

1. Step 1: Write the proportion equation
   92,810.50 : 141,392 = 141,392 : x
2. Step 2: Convert to fraction form
   92,810.50/141,392 = 141,392/x
3. Step 3: Cross multiply
   92,810.50x = 141,392 × 141,392
4. Step 4: Simplify right side
   92,810.50x = 19,991,697,664
5. Step 5: Solve for x
   x = 19,991,697,664/92,810.50
6. Step 6: Final answer
   x = 215,403.40