Finding the Fourth Proportional to 42,849, 64,277.55 and 11,684.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,849 : 64,277.55 = 11,684.25 : x
2. Step 2: Convert to fraction form
   42,849/64,277.55 = 11,684.25/x
3. Step 3: Cross multiply
   42,849x = 64,277.55 × 11,684.25
4. Step 4: Simplify right side
   42,849x = 751,034,963.59
5. Step 5: Solve for x
   x = 751,034,963.59/42,849
6. Step 6: Final answer
   x = 17,527.48