Finding the Fourth Proportional to 42,085.67, 58,083.77 and 29,330.60

Step by Step Solution

1. Step 1: Write the proportion equation
   42,085.67 : 58,083.77 = 29,330.60 : x
2. Step 2: Convert to fraction form
   42,085.67/58,083.77 = 29,330.60/x
3. Step 3: Cross multiply
   42,085.67x = 58,083.77 × 29,330.60
4. Step 4: Simplify right side
   42,085.67x = 1,703,631,677.71
5. Step 5: Solve for x
   x = 1,703,631,677.71/42,085.67
6. Step 6: Final answer
   x = 40,480.09