Finding the Fourth Proportional to 60,372,103.82, 83,365,286.57 and 58,419,867.94

Step by Step Solution

1. Step 1: Write the proportion equation
   60,372,103.82 : 83,365,286.57 = 58,419,867.94 : x
2. Step 2: Convert to fraction form
   60,372,103.82/83,365,286.57 = 58,419,867.94/x
3. Step 3: Cross multiply
   60,372,103.82x = 83,365,286.57 × 58,419,867.94
4. Step 4: Simplify right side
   60,372,103.82x = 4,870,189,031,918,217
5. Step 5: Solve for x
   x = 4,870,189,031,918,217/60,372,103.82
6. Step 6: Final answer
   x = 80,669,526.56