Finding the Fourth Proportional to 133,419.33, 184,012.71 and 100,822.61

Step by Step Solution

1. Step 1: Write the proportion equation
   133,419.33 : 184,012.71 = 100,822.61 : x
2. Step 2: Convert to fraction form
   133,419.33/184,012.71 = 100,822.61/x
3. Step 3: Cross multiply
   133,419.33x = 184,012.71 × 100,822.61
4. Step 4: Simplify right side
   133,419.33x = 18,552,640,775.31
5. Step 5: Solve for x
   x = 18,552,640,775.31/133,419.33
6. Step 6: Final answer
   x = 139,055.12