Finding the Fourth Proportional to 222,920.88, 334,495.98 and 148,092.72

Step by Step Solution

1. Step 1: Write the proportion equation
   222,920.88 : 334,495.98 = 148,092.72 : x
2. Step 2: Convert to fraction form
   222,920.88/334,495.98 = 148,092.72/x
3. Step 3: Cross multiply
   222,920.88x = 334,495.98 × 148,092.72
4. Step 4: Simplify right side
   222,920.88x = 49,536,419,507.27
5. Step 5: Solve for x
   x = 49,536,419,507.27/222,920.88
6. Step 6: Final answer
   x = 222,215.25