Finding the Fourth Proportional to 109,411.39, 150,987.74 and 59,110.39

Step by Step Solution

1. Step 1: Write the proportion equation
   109,411.39 : 150,987.74 = 59,110.39 : x
2. Step 2: Convert to fraction form
   109,411.39/150,987.74 = 59,110.39/x
3. Step 3: Cross multiply
   109,411.39x = 150,987.74 × 59,110.39
4. Step 4: Simplify right side
   109,411.39x = 8,924,944,196.62
5. Step 5: Solve for x
   x = 8,924,944,196.62/109,411.39
6. Step 6: Final answer
   x = 81,572.35