Finding the Fourth Proportional to 42,852.42, 64,302.94 and 23,130.54

Step by Step Solution

1. Step 1: Write the proportion equation
   42,852.42 : 64,302.94 = 23,130.54 : x
2. Step 2: Convert to fraction form
   42,852.42/64,302.94 = 23,130.54/x
3. Step 3: Cross multiply
   42,852.42x = 64,302.94 × 23,130.54
4. Step 4: Simplify right side
   42,852.42x = 1,487,361,725.79
5. Step 5: Solve for x
   x = 1,487,361,725.79/42,852.42
6. Step 6: Final answer
   x = 34,708.93