Finding the Fourth Proportional to 42,321.90, 58,384.59 and 29,754.06

Step by Step Solution

1. Step 1: Write the proportion equation
   42,321.90 : 58,384.59 = 29,754.06 : x
2. Step 2: Convert to fraction form
   42,321.90/58,384.59 = 29,754.06/x
3. Step 3: Cross multiply
   42,321.90x = 58,384.59 × 29,754.06
4. Step 4: Simplify right side
   42,321.90x = 1,737,178,593.94
5. Step 5: Solve for x
   x = 1,737,178,593.94/42,321.90
6. Step 6: Final answer
   x = 41,046.80