Finding the Fourth Proportional to 117,641.08, 162,185.70 and 79,849.72

Step by Step Solution

1. Step 1: Write the proportion equation
   117,641.08 : 162,185.70 = 79,849.72 : x
2. Step 2: Convert to fraction form
   117,641.08/162,185.70 = 79,849.72/x
3. Step 3: Cross multiply
   117,641.08x = 162,185.70 × 79,849.72
4. Step 4: Simplify right side
   117,641.08x = 12,950,482,733.00
5. Step 5: Solve for x
   x = 12,950,482,733.00/117,641.08
6. Step 6: Final answer
   x = 110,084.70