Finding the Third Proportional to 9,032,718 and 12,876,472.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,032,718 : 12,876,472.50 = 12,876,472.50 : x
2. Step 2: Convert to fraction form
   9,032,718/12,876,472.50 = 12,876,472.50/x
3. Step 3: Cross multiply
   9,032,718x = 12,876,472.50 × 12,876,472.50
4. Step 4: Simplify right side
   9,032,718x = 165,803,544,043,256.25
5. Step 5: Solve for x
   x = 165,803,544,043,256.25/9,032,718
6. Step 6: Final answer
   x = 18,355,886.24