Finding the Fourth Proportional to 49,588.55, 68,430.98 and 28,366.45

Step by Step Solution

1. Step 1: Write the proportion equation
   49,588.55 : 68,430.98 = 28,366.45 : x
2. Step 2: Convert to fraction form
   49,588.55/68,430.98 = 28,366.45/x
3. Step 3: Cross multiply
   49,588.55x = 68,430.98 × 28,366.45
4. Step 4: Simplify right side
   49,588.55x = 1,941,144,097.82
5. Step 5: Solve for x
   x = 1,941,144,097.82/49,588.55
6. Step 6: Final answer
   x = 39,145.00