Finding the Third Proportional to 45,238.50 and 99,376.88

Step by Step Solution

1. Step 1: Write the proportion equation
   45,238.50 : 99,376.88 = 99,376.88 : x
2. Step 2: Convert to fraction form
   45,238.50/99,376.88 = 99,376.88/x
3. Step 3: Cross multiply
   45,238.50x = 99,376.88 × 99,376.88
4. Step 4: Simplify right side
   45,238.50x = 9,875,763,284.77
5. Step 5: Solve for x
   x = 9,875,763,284.77/45,238.50
6. Step 6: Final answer
   x = 218,304.39