Finding the Fourth Proportional to 42,643.04, 58,844.40 and 23,781.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,643.04 : 58,844.40 = 23,781.28 : x
2. Step 2: Convert to fraction form
   42,643.04/58,844.40 = 23,781.28/x
3. Step 3: Cross multiply
   42,643.04x = 58,844.40 × 23,781.28
4. Step 4: Simplify right side
   42,643.04x = 1,399,395,152.83
5. Step 5: Solve for x
   x = 1,399,395,152.83/42,643.04
6. Step 6: Final answer
   x = 32,816.50