Finding the Fourth Proportional to 139,414.14, 209,003.67 and 60,468.93

Step by Step Solution

1. Step 1: Write the proportion equation
   139,414.14 : 209,003.67 = 60,468.93 : x
2. Step 2: Convert to fraction form
   139,414.14/209,003.67 = 60,468.93/x
3. Step 3: Cross multiply
   139,414.14x = 209,003.67 × 60,468.93
4. Step 4: Simplify right side
   139,414.14x = 12,638,228,290.97
5. Step 5: Solve for x
   x = 12,638,228,290.97/139,414.14
6. Step 6: Final answer
   x = 90,652.41