Finding the Fourth Proportional to 134,145.60, 185,108.88 and 73,715.52

Step by Step Solution

1. Step 1: Write the proportion equation
   134,145.60 : 185,108.88 = 73,715.52 : x
2. Step 2: Convert to fraction form
   134,145.60/185,108.88 = 73,715.52/x
3. Step 3: Cross multiply
   134,145.60x = 185,108.88 × 73,715.52
4. Step 4: Simplify right side
   134,145.60x = 13,645,397,345.82
5. Step 5: Solve for x
   x = 13,645,397,345.82/134,145.60
6. Step 6: Final answer
   x = 101,720.80