Finding the Fourth Proportional to 115,916.50, 173,889.60 and 32,810.50

Step by Step Solution

1. Step 1: Write the proportion equation
   115,916.50 : 173,889.60 = 32,810.50 : x
2. Step 2: Convert to fraction form
   115,916.50/173,889.60 = 32,810.50/x
3. Step 3: Cross multiply
   115,916.50x = 173,889.60 × 32,810.50
4. Step 4: Simplify right side
   115,916.50x = 5,705,404,720.80
5. Step 5: Solve for x
   x = 5,705,404,720.80/115,916.50
6. Step 6: Final answer
   x = 49,219.95