Finding the Third Proportional to 27,815,870 and 56,417,816

Step by Step Solution

1. Step 1: Write the proportion equation
   27,815,870 : 56,417,816 = 56,417,816 : x
2. Step 2: Convert to fraction form
   27,815,870/56,417,816 = 56,417,816/x
3. Step 3: Cross multiply
   27,815,870x = 56,417,816 × 56,417,816
4. Step 4: Simplify right side
   27,815,870x = 3,182,969,962,209,856
5. Step 5: Solve for x
   x = 3,182,969,962,209,856/27,815,870
6. Step 6: Final answer
   x = 114,429,998.49