Finding the Fourth Proportional to 152,536.72, 210,375.88 and 107,364.24

Step by Step Solution

1. Step 1: Write the proportion equation
   152,536.72 : 210,375.88 = 107,364.24 : x
2. Step 2: Convert to fraction form
   152,536.72/210,375.88 = 107,364.24/x
3. Step 3: Cross multiply
   152,536.72x = 210,375.88 × 107,364.24
4. Step 4: Simplify right side
   152,536.72x = 22,586,846,470.53
5. Step 5: Solve for x
   x = 22,586,846,470.53/152,536.72
6. Step 6: Final answer
   x = 148,074.81