Finding the Fourth Proportional to 42,178.86, 58,203.90 and 23,314.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,178.86 : 58,203.90 = 23,314.50 : x
2. Step 2: Convert to fraction form
   42,178.86/58,203.90 = 23,314.50/x
3. Step 3: Cross multiply
   42,178.86x = 58,203.90 × 23,314.50
4. Step 4: Simplify right side
   42,178.86x = 1,356,994,826.55
5. Step 5: Solve for x
   x = 1,356,994,826.55/42,178.86
6. Step 6: Final answer
   x = 32,172.39