Finding the Fourth Proportional to 125,300.42, 188,111.00 and 107,644.04

Step by Step Solution

1. Step 1: Write the proportion equation
   125,300.42 : 188,111.00 = 107,644.04 : x
2. Step 2: Convert to fraction form
   125,300.42/188,111.00 = 107,644.04/x
3. Step 3: Cross multiply
   125,300.42x = 188,111.00 × 107,644.04
4. Step 4: Simplify right side
   125,300.42x = 20,249,027,337.00
5. Step 5: Solve for x
   x = 20,249,027,337.00/125,300.42
6. Step 6: Final answer
   x = 161,603.83