Finding the Fourth Proportional to 109,497.50, 151,106.91 and 59,196.86

Step by Step Solution

1. Step 1: Write the proportion equation
   109,497.50 : 151,106.91 = 59,196.86 : x
2. Step 2: Convert to fraction form
   109,497.50/151,106.91 = 59,196.86/x
3. Step 3: Cross multiply
   109,497.50x = 151,106.91 × 59,196.86
4. Step 4: Simplify right side
   109,497.50x = 8,945,054,596.30
5. Step 5: Solve for x
   x = 8,945,054,596.30/109,497.50
6. Step 6: Final answer
   x = 81,691.86