Finding the Fourth Proportional to 52,600.17, 72,588.50 and 28,726.84

Step by Step Solution

1. Step 1: Write the proportion equation
   52,600.17 : 72,588.50 = 28,726.84 : x
2. Step 2: Convert to fraction form
   52,600.17/72,588.50 = 28,726.84/x
3. Step 3: Cross multiply
   52,600.17x = 72,588.50 × 28,726.84
4. Step 4: Simplify right side
   52,600.17x = 2,085,238,225.34
5. Step 5: Solve for x
   x = 2,085,238,225.34/52,600.17
6. Step 6: Final answer
   x = 39,643.18