Finding the Third Proportional to 12,807,948 and 28,107,756

Step by Step Solution

1. Step 1: Write the proportion equation
   12,807,948 : 28,107,756 = 28,107,756 : x
2. Step 2: Convert to fraction form
   12,807,948/28,107,756 = 28,107,756/x
3. Step 3: Cross multiply
   12,807,948x = 28,107,756 × 28,107,756
4. Step 4: Simplify right side
   12,807,948x = 790,045,947,355,536
5. Step 5: Solve for x
   x = 790,045,947,355,536/12,807,948
6. Step 6: Final answer
   x = 61,684,037.70