Finding the Fourth Proportional to 114,978,586.05, 158,671,093.23 and 65,418,958.55

Step by Step Solution

1. Step 1: Write the proportion equation
   114,978,586.05 : 158,671,093.23 = 65,418,958.55 : x
2. Step 2: Convert to fraction form
   114,978,586.05/158,671,093.23 = 65,418,958.55/x
3. Step 3: Cross multiply
   114,978,586.05x = 158,671,093.23 × 65,418,958.55
4. Step 4: Simplify right side
   114,978,586.05x = 10,380,097,670,303,200
5. Step 5: Solve for x
   x = 10,380,097,670,303,200/114,978,586.05
6. Step 6: Final answer
   x = 90,278,529.48