Finding the Fourth Proportional to 42,111.77, 58,045 and 29,851.29

Step by Step Solution

1. Step 1: Write the proportion equation
   42,111.77 : 58,045 = 29,851.29 : x
2. Step 2: Convert to fraction form
   42,111.77/58,045 = 29,851.29/x
3. Step 3: Cross multiply
   42,111.77x = 58,045 × 29,851.29
4. Step 4: Simplify right side
   42,111.77x = 1,732,718,128.05
5. Step 5: Solve for x
   x = 1,732,718,128.05/42,111.77
6. Step 6: Final answer
   x = 41,145.70