Finding the Fourth Proportional to 109,498.53, 151,106.82 and 61,750.86

Step by Step Solution

1. Step 1: Write the proportion equation
   109,498.53 : 151,106.82 = 61,750.86 : x
2. Step 2: Convert to fraction form
   109,498.53/151,106.82 = 61,750.86/x
3. Step 3: Cross multiply
   109,498.53x = 151,106.82 × 61,750.86
4. Step 4: Simplify right side
   109,498.53x = 9,330,975,288.65
5. Step 5: Solve for x
   x = 9,330,975,288.65/109,498.53
6. Step 6: Final answer
   x = 85,215.53