Finding the Fourth Proportional to 109,410.23, 150,986.16 and 59,109.23

Step by Step Solution

1. Step 1: Write the proportion equation
   109,410.23 : 150,986.16 = 59,109.23 : x
2. Step 2: Convert to fraction form
   109,410.23/150,986.16 = 59,109.23/x
3. Step 3: Cross multiply
   109,410.23x = 150,986.16 × 59,109.23
4. Step 4: Simplify right side
   109,410.23x = 8,924,676,035.72
5. Step 5: Solve for x
   x = 8,924,676,035.72/109,410.23
6. Step 6: Final answer
   x = 81,570.76