Finding the Fourth Proportional to 109,498.98, 151,054.27 and 70,723.47

Step by Step Solution

1. Step 1: Write the proportion equation
   109,498.98 : 151,054.27 = 70,723.47 : x
2. Step 2: Convert to fraction form
   109,498.98/151,054.27 = 70,723.47/x
3. Step 3: Cross multiply
   109,498.98x = 151,054.27 × 70,723.47
4. Step 4: Simplify right side
   109,498.98x = 10,683,082,132.72
5. Step 5: Solve for x
   x = 10,683,082,132.72/109,498.98
6. Step 6: Final answer
   x = 97,563.30