Finding the Fourth Proportional to 42,888.57, 64,320.56 and 14,801.34

Step by Step Solution

1. Step 1: Write the proportion equation
   42,888.57 : 64,320.56 = 14,801.34 : x
2. Step 2: Convert to fraction form
   42,888.57/64,320.56 = 14,801.34/x
3. Step 3: Cross multiply
   42,888.57x = 64,320.56 × 14,801.34
4. Step 4: Simplify right side
   42,888.57x = 952,030,403.54
5. Step 5: Solve for x
   x = 952,030,403.54/42,888.57
6. Step 6: Final answer
   x = 22,197.77