Finding the Fourth Proportional to 117,141.72, 175,805.52 and 60,997.80

Step by Step Solution

1. Step 1: Write the proportion equation
   117,141.72 : 175,805.52 = 60,997.80 : x
2. Step 2: Convert to fraction form
   117,141.72/175,805.52 = 60,997.80/x
3. Step 3: Cross multiply
   117,141.72x = 175,805.52 × 60,997.80
4. Step 4: Simplify right side
   117,141.72x = 10,723,749,947.86
5. Step 5: Solve for x
   x = 10,723,749,947.86/117,141.72
6. Step 6: Final answer
   x = 91,545.10