Finding the Fourth Proportional to 214,978.06, 322,596.69 and 74,835.10

Step by Step Solution

1. Step 1: Write the proportion equation
   214,978.06 : 322,596.69 = 74,835.10 : x
2. Step 2: Convert to fraction form
   214,978.06/322,596.69 = 74,835.10/x
3. Step 3: Cross multiply
   214,978.06x = 322,596.69 × 74,835.10
4. Step 4: Simplify right side
   214,978.06x = 24,141,555,555.82
5. Step 5: Solve for x
   x = 24,141,555,555.82/214,978.06
6. Step 6: Final answer
   x = 112,297.76