Finding the Third Proportional to 72,753,354 and 109,885,366.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,753,354 : 109,885,366.50 = 109,885,366.50 : x
2. Step 2: Convert to fraction form
   72,753,354/109,885,366.50 = 109,885,366.50/x
3. Step 3: Cross multiply
   72,753,354x = 109,885,366.50 × 109,885,366.50
4. Step 4: Simplify right side
   72,753,354x = 12,074,793,770,839,322
5. Step 5: Solve for x
   x = 12,074,793,770,839,322/72,753,354
6. Step 6: Final answer
   x = 165,968,895.00