Finding the Fourth Proportional to 55,154,958.27, 82,624,808.12 and 42,967,355.51

Step by Step Solution

1. Step 1: Write the proportion equation
   55,154,958.27 : 82,624,808.12 = 42,967,355.51 : x
2. Step 2: Convert to fraction form
   55,154,958.27/82,624,808.12 = 42,967,355.51/x
3. Step 3: Cross multiply
   55,154,958.27x = 82,624,808.12 × 42,967,355.51
4. Step 4: Simplify right side
   55,154,958.27x = 3,550,169,503,809,614
5. Step 5: Solve for x
   x = 3,550,169,503,809,614/55,154,958.27
6. Step 6: Final answer
   x = 64,367,186.83