Finding the Fourth Proportional to 109,514.40, 151,064.64 and 69,156.96

Step by Step Solution

1. Step 1: Write the proportion equation
   109,514.40 : 151,064.64 = 69,156.96 : x
2. Step 2: Convert to fraction form
   109,514.40/151,064.64 = 69,156.96/x
3. Step 3: Cross multiply
   109,514.40x = 151,064.64 × 69,156.96
4. Step 4: Simplify right side
   109,514.40x = 10,447,171,265.89
5. Step 5: Solve for x
   x = 10,447,171,265.89/109,514.40
6. Step 6: Final answer
   x = 95,395.41