Finding the Fourth Proportional to 123,801.91, 170,848.52 and 67,213.29

Step by Step Solution

1. Step 1: Write the proportion equation
   123,801.91 : 170,848.52 = 67,213.29 : x
2. Step 2: Convert to fraction form
   123,801.91/170,848.52 = 67,213.29/x
3. Step 3: Cross multiply
   123,801.91x = 170,848.52 × 67,213.29
4. Step 4: Simplify right side
   123,801.91x = 11,483,291,120.83
5. Step 5: Solve for x
   x = 11,483,291,120.83/123,801.91
6. Step 6: Final answer
   x = 92,755.36