Finding the Fourth Proportional to 188,642.34, 260,363.40 and 108,123.83

Step by Step Solution

1. Step 1: Write the proportion equation
   188,642.34 : 260,363.40 = 108,123.83 : x
2. Step 2: Convert to fraction form
   188,642.34/260,363.40 = 108,123.83/x
3. Step 3: Cross multiply
   188,642.34x = 260,363.40 × 108,123.83
4. Step 4: Simplify right side
   188,642.34x = 28,151,487,999.82
5. Step 5: Solve for x
   x = 28,151,487,999.82/188,642.34
6. Step 6: Final answer
   x = 149,232.08