Finding the Third Proportional to 21,826,776 and 34,239,724.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,826,776 : 34,239,724.50 = 34,239,724.50 : x
2. Step 2: Convert to fraction form
   21,826,776/34,239,724.50 = 34,239,724.50/x
3. Step 3: Cross multiply
   21,826,776x = 34,239,724.50 × 34,239,724.50
4. Step 4: Simplify right side
   21,826,776x = 1,172,358,733,835,900.25
5. Step 5: Solve for x
   x = 1,172,358,733,835,900.25/21,826,776
6. Step 6: Final answer
   x = 53,711,951.50