Finding the Fourth Proportional to 42,155.76, 58,172.04 and 23,294.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,155.76 : 58,172.04 = 23,294.28 : x
2. Step 2: Convert to fraction form
   42,155.76/58,172.04 = 23,294.28/x
3. Step 3: Cross multiply
   42,155.76x = 58,172.04 × 23,294.28
4. Step 4: Simplify right side
   42,155.76x = 1,355,075,787.93
5. Step 5: Solve for x
   x = 1,355,075,787.93/42,155.76
6. Step 6: Final answer
   x = 32,144.50