Finding the Fourth Proportional to 52,196.07, 72,031.10 and 28,322.94

Step by Step Solution

1. Step 1: Write the proportion equation
   52,196.07 : 72,031.10 = 28,322.94 : x
2. Step 2: Convert to fraction form
   52,196.07/72,031.10 = 28,322.94/x
3. Step 3: Cross multiply
   52,196.07x = 72,031.10 × 28,322.94
4. Step 4: Simplify right side
   52,196.07x = 2,040,132,381.82
5. Step 5: Solve for x
   x = 2,040,132,381.82/52,196.07
6. Step 6: Final answer
   x = 39,085.94