Finding the Fourth Proportional to 134,300.21, 185,330.39 and 73,870.83

Step by Step Solution

1. Step 1: Write the proportion equation
   134,300.21 : 185,330.39 = 73,870.83 : x
2. Step 2: Convert to fraction form
   134,300.21/185,330.39 = 73,870.83/x
3. Step 3: Cross multiply
   134,300.21x = 185,330.39 × 73,870.83
4. Step 4: Simplify right side
   134,300.21x = 13,690,509,364.17
5. Step 5: Solve for x
   x = 13,690,509,364.17/134,300.21
6. Step 6: Final answer
   x = 101,939.60