Finding the Third Proportional to 49,990.50 and 110,111.63

Step by Step Solution

1. Step 1: Write the proportion equation
   49,990.50 : 110,111.63 = 110,111.63 : x
2. Step 2: Convert to fraction form
   49,990.50/110,111.63 = 110,111.63/x
3. Step 3: Cross multiply
   49,990.50x = 110,111.63 × 110,111.63
4. Step 4: Simplify right side
   49,990.50x = 12,124,569,960.14
5. Step 5: Solve for x
   x = 12,124,569,960.14/49,990.50
6. Step 6: Final answer
   x = 242,537.48