Finding the Fourth Proportional to 122,870.52, 184,349.34 and 70,324.20

Step by Step Solution

1. Step 1: Write the proportion equation
   122,870.52 : 184,349.34 = 70,324.20 : x
2. Step 2: Convert to fraction form
   122,870.52/184,349.34 = 70,324.20/x
3. Step 3: Cross multiply
   122,870.52x = 184,349.34 × 70,324.20
4. Step 4: Simplify right side
   122,870.52x = 12,964,219,856.03
5. Step 5: Solve for x
   x = 12,964,219,856.03/122,870.52
6. Step 6: Final answer
   x = 105,511.23