Finding the Third Proportional to 28,589,664 and 42,949,698

Step by Step Solution

1. Step 1: Write the proportion equation
   28,589,664 : 42,949,698 = 42,949,698 : x
2. Step 2: Convert to fraction form
   28,589,664/42,949,698 = 42,949,698/x
3. Step 3: Cross multiply
   28,589,664x = 42,949,698 × 42,949,698
4. Step 4: Simplify right side
   28,589,664x = 1,844,676,558,291,204
5. Step 5: Solve for x
   x = 1,844,676,558,291,204/28,589,664
6. Step 6: Final answer
   x = 64,522,498.70