Finding the Fourth Proportional to 134,902.71, 186,164.72 and 74,473.43

Step by Step Solution

1. Step 1: Write the proportion equation
   134,902.71 : 186,164.72 = 74,473.43 : x
2. Step 2: Convert to fraction form
   134,902.71/186,164.72 = 74,473.43/x
3. Step 3: Cross multiply
   134,902.71x = 186,164.72 × 74,473.43
4. Step 4: Simplify right side
   134,902.71x = 13,864,323,940.20
5. Step 5: Solve for x
   x = 13,864,323,940.20/134,902.71
6. Step 6: Final answer
   x = 102,772.76