Finding the Fourth Proportional to 82,606.42, 113,999.34 and 58,450.69

Step by Step Solution

1. Step 1: Write the proportion equation
   82,606.42 : 113,999.34 = 58,450.69 : x
2. Step 2: Convert to fraction form
   82,606.42/113,999.34 = 58,450.69/x
3. Step 3: Cross multiply
   82,606.42x = 113,999.34 × 58,450.69
4. Step 4: Simplify right side
   82,606.42x = 6,663,340,082.54
5. Step 5: Solve for x
   x = 6,663,340,082.54/82,606.42
6. Step 6: Final answer
   x = 80,663.71