Finding the Fourth Proportional to 107,063.76, 160,488.72 and 71,554.98

Step by Step Solution

1. Step 1: Write the proportion equation
   107,063.76 : 160,488.72 = 71,554.98 : x
2. Step 2: Convert to fraction form
   107,063.76/160,488.72 = 71,554.98/x
3. Step 3: Cross multiply
   107,063.76x = 160,488.72 × 71,554.98
4. Step 4: Simplify right side
   107,063.76x = 11,483,767,149.83
5. Step 5: Solve for x
   x = 11,483,767,149.83/107,063.76
6. Step 6: Final answer
   x = 107,261.01