Finding the Fourth Proportional to 55,778,115.48, 83,410,327.56 and 53,057,137.56

Step by Step Solution

1. Step 1: Write the proportion equation
   55,778,115.48 : 83,410,327.56 = 53,057,137.56 : x
2. Step 2: Convert to fraction form
   55,778,115.48/83,410,327.56 = 53,057,137.56/x
3. Step 3: Cross multiply
   55,778,115.48x = 83,410,327.56 × 53,057,137.56
4. Step 4: Simplify right side
   55,778,115.48x = 4,425,513,223,275,579.50
5. Step 5: Solve for x
   x = 4,425,513,223,275,579.50/55,778,115.48
6. Step 6: Final answer
   x = 79,341,390.17