Finding the Third Proportional to 4,830,876 and 10,418,386.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,830,876 : 10,418,386.50 = 10,418,386.50 : x
2. Step 2: Convert to fraction form
   4,830,876/10,418,386.50 = 10,418,386.50/x
3. Step 3: Cross multiply
   4,830,876x = 10,418,386.50 × 10,418,386.50
4. Step 4: Simplify right side
   4,830,876x = 108,542,777,263,382.25
5. Step 5: Solve for x
   x = 108,542,777,263,382.25/4,830,876
6. Step 6: Final answer
   x = 22,468,549.65