Finding the Fourth Proportional to 152,672.82, 210,494.76 and 109,117.35

Step by Step Solution

1. Step 1: Write the proportion equation
   152,672.82 : 210,494.76 = 109,117.35 : x
2. Step 2: Convert to fraction form
   152,672.82/210,494.76 = 109,117.35/x
3. Step 3: Cross multiply
   152,672.82x = 210,494.76 × 109,117.35
4. Step 4: Simplify right side
   152,672.82x = 22,968,630,400.09
5. Step 5: Solve for x
   x = 22,968,630,400.09/152,672.82
6. Step 6: Final answer
   x = 150,443.48