Finding the Fourth Proportional to 42,684.09, 64,009.73 and 29,496.48

Step by Step Solution

1. Step 1: Write the proportion equation
   42,684.09 : 64,009.73 = 29,496.48 : x
2. Step 2: Convert to fraction form
   42,684.09/64,009.73 = 29,496.48/x
3. Step 3: Cross multiply
   42,684.09x = 64,009.73 × 29,496.48
4. Step 4: Simplify right side
   42,684.09x = 1,888,061,573.27
5. Step 5: Solve for x
   x = 1,888,061,573.27/42,684.09
6. Step 6: Final answer
   x = 44,233.38