Finding the Fourth Proportional to 25,100.19, 37,664.91 and 19,802.79

Step by Step Solution

1. Step 1: Write the proportion equation
   25,100.19 : 37,664.91 = 19,802.79 : x
2. Step 2: Convert to fraction form
   25,100.19/37,664.91 = 19,802.79/x
3. Step 3: Cross multiply
   25,100.19x = 37,664.91 × 19,802.79
4. Step 4: Simplify right side
   25,100.19x = 745,870,303.10
5. Step 5: Solve for x
   x = 745,870,303.10/25,100.19
6. Step 6: Final answer
   x = 29,715.72