Finding the Fourth Proportional to 42,586.08, 58,696.72 and 29,134.12

Step by Step Solution

1. Step 1: Write the proportion equation
   42,586.08 : 58,696.72 = 29,134.12 : x
2. Step 2: Convert to fraction form
   42,586.08/58,696.72 = 29,134.12/x
3. Step 3: Cross multiply
   42,586.08x = 58,696.72 × 29,134.12
4. Step 4: Simplify right side
   42,586.08x = 1,710,077,284.09
5. Step 5: Solve for x
   x = 1,710,077,284.09/42,586.08
6. Step 6: Final answer
   x = 40,155.78