Finding the Fourth Proportional to 79,749.61, 119,588.86 and 42,301.16

Step by Step Solution

1. Step 1: Write the proportion equation
   79,749.61 : 119,588.86 = 42,301.16 : x
2. Step 2: Convert to fraction form
   79,749.61/119,588.86 = 42,301.16/x
3. Step 3: Cross multiply
   79,749.61x = 119,588.86 × 42,301.16
4. Step 4: Simplify right side
   79,749.61x = 5,058,747,501.08
5. Step 5: Solve for x
   x = 5,058,747,501.08/79,749.61
6. Step 6: Final answer
   x = 63,432.88