Finding the Fourth Proportional to 107,667.82, 161,501.78 and 48,434.30

Step by Step Solution

1. Step 1: Write the proportion equation
   107,667.82 : 161,501.78 = 48,434.30 : x
2. Step 2: Convert to fraction form
   107,667.82/161,501.78 = 48,434.30/x
3. Step 3: Cross multiply
   107,667.82x = 161,501.78 × 48,434.30
4. Step 4: Simplify right side
   107,667.82x = 7,822,225,663.05
5. Step 5: Solve for x
   x = 7,822,225,663.05/107,667.82
6. Step 6: Final answer
   x = 72,651.47