Finding the Fourth Proportional to 101,564.56, 152,405.14 and 79,315.48

Step by Step Solution

1. Step 1: Write the proportion equation
   101,564.56 : 152,405.14 = 79,315.48 : x
2. Step 2: Convert to fraction form
   101,564.56/152,405.14 = 79,315.48/x
3. Step 3: Cross multiply
   101,564.56x = 152,405.14 × 79,315.48
4. Step 4: Simplify right side
   101,564.56x = 12,088,086,833.57
5. Step 5: Solve for x
   x = 12,088,086,833.57/101,564.56
6. Step 6: Final answer
   x = 119,018.75