Finding the Fourth Proportional to 52,496.58, 72,445.28 and 28,623.32

Step by Step Solution

1. Step 1: Write the proportion equation
   52,496.58 : 72,445.28 = 28,623.32 : x
2. Step 2: Convert to fraction form
   52,496.58/72,445.28 = 28,623.32/x
3. Step 3: Cross multiply
   52,496.58x = 72,445.28 × 28,623.32
4. Step 4: Simplify right side
   52,496.58x = 2,073,623,926.59
5. Step 5: Solve for x
   x = 2,073,623,926.59/52,496.58
6. Step 6: Final answer
   x = 39,500.17