Finding the Fourth Proportional to 42,638.88, 58,843.47 and 23,776

Step by Step Solution

1. Step 1: Write the proportion equation
   42,638.88 : 58,843.47 = 23,776 : x
2. Step 2: Convert to fraction form
   42,638.88/58,843.47 = 23,776/x
3. Step 3: Cross multiply
   42,638.88x = 58,843.47 × 23,776
4. Step 4: Simplify right side
   42,638.88x = 1,399,062,342.72
5. Step 5: Solve for x
   x = 1,399,062,342.72/42,638.88
6. Step 6: Final answer
   x = 32,811.89