Finding the Fourth Proportional to 214,978.01, 322,596.60 and 74,835.05

Step by Step Solution

1. Step 1: Write the proportion equation
   214,978.01 : 322,596.60 = 74,835.05 : x
2. Step 2: Convert to fraction form
   214,978.01/322,596.60 = 74,835.05/x
3. Step 3: Cross multiply
   214,978.01x = 322,596.60 × 74,835.05
4. Step 4: Simplify right side
   214,978.01x = 24,141,531,077.85
5. Step 5: Solve for x
   x = 24,141,531,077.85/214,978.01
6. Step 6: Final answer
   x = 112,297.68