Finding the Fourth Proportional to 134,131.20, 185,090.04 and 73,698.72

Step by Step Solution

1. Step 1: Write the proportion equation
   134,131.20 : 185,090.04 = 73,698.72 : x
2. Step 2: Convert to fraction form
   134,131.20/185,090.04 = 73,698.72/x
3. Step 3: Cross multiply
   134,131.20x = 185,090.04 × 73,698.72
4. Step 4: Simplify right side
   134,131.20x = 13,640,899,032.75
5. Step 5: Solve for x
   x = 13,640,899,032.75/134,131.20
6. Step 6: Final answer
   x = 101,698.18