Finding the Fourth Proportional to 58,429.98, 87,613.79 and 30,321.74

Step by Step Solution

1. Step 1: Write the proportion equation
   58,429.98 : 87,613.79 = 30,321.74 : x
2. Step 2: Convert to fraction form
   58,429.98/87,613.79 = 30,321.74/x
3. Step 3: Cross multiply
   58,429.98x = 87,613.79 × 30,321.74
4. Step 4: Simplify right side
   58,429.98x = 2,656,602,417.56
5. Step 5: Solve for x
   x = 2,656,602,417.56/58,429.98
6. Step 6: Final answer
   x = 45,466.43