Finding the Fourth Proportional to 52,412.07, 72,327.72 and 28,538.31

Step by Step Solution

1. Step 1: Write the proportion equation
   52,412.07 : 72,327.72 = 28,538.31 : x
2. Step 2: Convert to fraction form
   52,412.07/72,327.72 = 28,538.31/x
3. Step 3: Cross multiply
   52,412.07x = 72,327.72 × 28,538.31
4. Step 4: Simplify right side
   52,412.07x = 2,064,110,894.95
5. Step 5: Solve for x
   x = 2,064,110,894.95/52,412.07
6. Step 6: Final answer
   x = 39,382.36