Finding the Fourth Proportional to 188,030.34, 259,499.61 and 107,442.25

Step by Step Solution

1. Step 1: Write the proportion equation
   188,030.34 : 259,499.61 = 107,442.25 : x
2. Step 2: Convert to fraction form
   188,030.34/259,499.61 = 107,442.25/x
3. Step 3: Cross multiply
   188,030.34x = 259,499.61 × 107,442.25
4. Step 4: Simplify right side
   188,030.34x = 27,881,221,323.77
5. Step 5: Solve for x
   x = 27,881,221,323.77/188,030.34
6. Step 6: Final answer
   x = 148,280.44