Finding the Fourth Proportional to 116,054.52, 174,072.06 and 45,915

Step by Step Solution

1. Step 1: Write the proportion equation
   116,054.52 : 174,072.06 = 45,915 : x
2. Step 2: Convert to fraction form
   116,054.52/174,072.06 = 45,915/x
3. Step 3: Cross multiply
   116,054.52x = 174,072.06 × 45,915
4. Step 4: Simplify right side
   116,054.52x = 7,992,518,634.90
5. Step 5: Solve for x
   x = 7,992,518,634.90/116,054.52
6. Step 6: Final answer
   x = 68,868.65