Finding the Fourth Proportional to 124,216.94, 171,410.73 and 70,503.05

Step by Step Solution

1. Step 1: Write the proportion equation
   124,216.94 : 171,410.73 = 70,503.05 : x
2. Step 2: Convert to fraction form
   124,216.94/171,410.73 = 70,503.05/x
3. Step 3: Cross multiply
   124,216.94x = 171,410.73 × 70,503.05
4. Step 4: Simplify right side
   124,216.94x = 12,084,979,267.73
5. Step 5: Solve for x
   x = 12,084,979,267.73/124,216.94
6. Step 6: Final answer
   x = 97,289.30