Finding the Fourth Proportional to 65,053.68, 89,774.78 and 38,196.51

Step by Step Solution

1. Step 1: Write the proportion equation
   65,053.68 : 89,774.78 = 38,196.51 : x
2. Step 2: Convert to fraction form
   65,053.68/89,774.78 = 38,196.51/x
3. Step 3: Cross multiply
   65,053.68x = 89,774.78 × 38,196.51
4. Step 4: Simplify right side
   65,053.68x = 3,429,083,091.04
5. Step 5: Solve for x
   x = 3,429,083,091.04/65,053.68
6. Step 6: Final answer
   x = 52,711.59