Finding the Fourth Proportional to 42,612.21, 58,807.42 and 23,491.96

Step by Step Solution

1. Step 1: Write the proportion equation
   42,612.21 : 58,807.42 = 23,491.96 : x
2. Step 2: Convert to fraction form
   42,612.21/58,807.42 = 23,491.96/x
3. Step 3: Cross multiply
   42,612.21x = 58,807.42 × 23,491.96
4. Step 4: Simplify right side
   42,612.21x = 1,381,501,352.59
5. Step 5: Solve for x
   x = 1,381,501,352.59/42,612.21
6. Step 6: Final answer
   x = 32,420.32