Finding the Fourth Proportional to 52,196.38, 72,030.74 and 28,323

Step by Step Solution

1. Step 1: Write the proportion equation
   52,196.38 : 72,030.74 = 28,323 : x
2. Step 2: Convert to fraction form
   52,196.38/72,030.74 = 28,323/x
3. Step 3: Cross multiply
   52,196.38x = 72,030.74 × 28,323
4. Step 4: Simplify right side
   52,196.38x = 2,040,126,649.02
5. Step 5: Solve for x
   x = 2,040,126,649.02/52,196.38
6. Step 6: Final answer
   x = 39,085.60