Finding the Fourth Proportional to 92,242.55, 138,196.96 and 42,364.37

Step by Step Solution

1. Step 1: Write the proportion equation
   92,242.55 : 138,196.96 = 42,364.37 : x
2. Step 2: Convert to fraction form
   92,242.55/138,196.96 = 42,364.37/x
3. Step 3: Cross multiply
   92,242.55x = 138,196.96 × 42,364.37
4. Step 4: Simplify right side
   92,242.55x = 5,854,626,243.51
5. Step 5: Solve for x
   x = 5,854,626,243.51/92,242.55
6. Step 6: Final answer
   x = 63,469.91