Finding the Fourth Proportional to 134,065.47, 185,013.61 and 73,640.02

Step by Step Solution

1. Step 1: Write the proportion equation
   134,065.47 : 185,013.61 = 73,640.02 : x
2. Step 2: Convert to fraction form
   134,065.47/185,013.61 = 73,640.02/x
3. Step 3: Cross multiply
   134,065.47x = 185,013.61 × 73,640.02
4. Step 4: Simplify right side
   134,065.47x = 13,624,405,940.67
5. Step 5: Solve for x
   x = 13,624,405,940.67/134,065.47
6. Step 6: Final answer
   x = 101,625.02