Finding the Fourth Proportional to 68,111.82, 102,167.64 and 21,368.34

Step by Step Solution

1. Step 1: Write the proportion equation
   68,111.82 : 102,167.64 = 21,368.34 : x
2. Step 2: Convert to fraction form
   68,111.82/102,167.64 = 21,368.34/x
3. Step 3: Cross multiply
   68,111.82x = 102,167.64 × 21,368.34
4. Step 4: Simplify right side
   68,111.82x = 2,183,152,868.52
5. Step 5: Solve for x
   x = 2,183,152,868.52/68,111.82
6. Step 6: Final answer
   x = 32,052.48