Finding the Fourth Proportional to 49,206.51, 73,810.89 and 17,618.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,206.51 : 73,810.89 = 17,618.72 : x
2. Step 2: Convert to fraction form
   49,206.51/73,810.89 = 17,618.72/x
3. Step 3: Cross multiply
   49,206.51x = 73,810.89 × 17,618.72
4. Step 4: Simplify right side
   49,206.51x = 1,300,453,034.81
5. Step 5: Solve for x
   x = 1,300,453,034.81/49,206.51
6. Step 6: Final answer
   x = 26,428.48