Finding the Third Proportional to 21,826,872 and 47,528,833.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,826,872 : 47,528,833.50 = 47,528,833.50 : x
2. Step 2: Convert to fraction form
   21,826,872/47,528,833.50 = 47,528,833.50/x
3. Step 3: Cross multiply
   21,826,872x = 47,528,833.50 × 47,528,833.50
4. Step 4: Simplify right side
   21,826,872x = 2,258,990,013,870,722
5. Step 5: Solve for x
   x = 2,258,990,013,870,722/21,826,872
6. Step 6: Final answer
   x = 103,495,819.92