Finding the Fourth Proportional to 103,250,443.05, 142,481,246.47 and 56,206,538.51

Step by Step Solution

1. Step 1: Write the proportion equation
   103,250,443.05 : 142,481,246.47 = 56,206,538.51 : x
2. Step 2: Convert to fraction form
   103,250,443.05/142,481,246.47 = 56,206,538.51/x
3. Step 3: Cross multiply
   103,250,443.05x = 142,481,246.47 × 56,206,538.51
4. Step 4: Simplify right side
   103,250,443.05x = 8,008,377,665,815,934
5. Step 5: Solve for x
   x = 8,008,377,665,815,934/103,250,443.05
6. Step 6: Final answer
   x = 77,562,646.99