Finding the Fourth Proportional to 91,594.56, 137,443.80 and 38,998.56

Step by Step Solution

1. Step 1: Write the proportion equation
   91,594.56 : 137,443.80 = 38,998.56 : x
2. Step 2: Convert to fraction form
   91,594.56/137,443.80 = 38,998.56/x
3. Step 3: Cross multiply
   91,594.56x = 137,443.80 × 38,998.56
4. Step 4: Simplify right side
   91,594.56x = 5,360,110,280.93
5. Step 5: Solve for x
   x = 5,360,110,280.93/91,594.56
6. Step 6: Final answer
   x = 58,519.96