Finding the Fourth Proportional to 39,667.34, 59,502.99 and 13,010.97

Step by Step Solution

1. Step 1: Write the proportion equation
   39,667.34 : 59,502.99 = 13,010.97 : x
2. Step 2: Convert to fraction form
   39,667.34/59,502.99 = 13,010.97/x
3. Step 3: Cross multiply
   39,667.34x = 59,502.99 × 13,010.97
4. Step 4: Simplify right side
   39,667.34x = 774,191,443.46
5. Step 5: Solve for x
   x = 774,191,443.46/39,667.34
6. Step 6: Final answer
   x = 19,517.10