Finding the Fourth Proportional to 121,700.52, 182,106.72 and 71,804.52

Step by Step Solution

1. Step 1: Write the proportion equation
   121,700.52 : 182,106.72 = 71,804.52 : x
2. Step 2: Convert to fraction form
   121,700.52/182,106.72 = 71,804.52/x
3. Step 3: Cross multiply
   121,700.52x = 182,106.72 × 71,804.52
4. Step 4: Simplify right side
   121,700.52x = 13,076,085,618.37
5. Step 5: Solve for x
   x = 13,076,085,618.37/121,700.52
6. Step 6: Final answer
   x = 107,444.78