Finding the Fourth Proportional to 52,526.48, 72,486.41 and 28,653.15

Step by Step Solution

1. Step 1: Write the proportion equation
   52,526.48 : 72,486.41 = 28,653.15 : x
2. Step 2: Convert to fraction form
   52,526.48/72,486.41 = 28,653.15/x
3. Step 3: Cross multiply
   52,526.48x = 72,486.41 × 28,653.15
4. Step 4: Simplify right side
   52,526.48x = 2,076,964,050.32
5. Step 5: Solve for x
   x = 2,076,964,050.32/52,526.48
6. Step 6: Final answer
   x = 39,541.28