Finding the Fourth Proportional to 116,038.89, 173,835.99 and 78,534.27

Step by Step Solution

1. Step 1: Write the proportion equation
   116,038.89 : 173,835.99 = 78,534.27 : x
2. Step 2: Convert to fraction form
   116,038.89/173,835.99 = 78,534.27/x
3. Step 3: Cross multiply
   116,038.89x = 173,835.99 × 78,534.27
4. Step 4: Simplify right side
   116,038.89x = 13,652,082,574.38
5. Step 5: Solve for x
   x = 13,652,082,574.38/116,038.89
6. Step 6: Final answer
   x = 117,650.92