Finding the Fourth Proportional to 188,667.65, 260,365.39 and 103,784.71

Step by Step Solution

1. Step 1: Write the proportion equation
   188,667.65 : 260,365.39 = 103,784.71 : x
2. Step 2: Convert to fraction form
   188,667.65/260,365.39 = 103,784.71/x
3. Step 3: Cross multiply
   188,667.65x = 260,365.39 × 103,784.71
4. Step 4: Simplify right side
   188,667.65x = 27,021,946,495.19
5. Step 5: Solve for x
   x = 27,021,946,495.19/188,667.65
6. Step 6: Final answer
   x = 143,225.12