Finding the Fourth Proportional to 118,768.61, 163,900.72 and 65,054.52

Step by Step Solution

1. Step 1: Write the proportion equation
   118,768.61 : 163,900.72 = 65,054.52 : x
2. Step 2: Convert to fraction form
   118,768.61/163,900.72 = 65,054.52/x
3. Step 3: Cross multiply
   118,768.61x = 163,900.72 × 65,054.52
4. Step 4: Simplify right side
   118,768.61x = 10,662,482,667.25
5. Step 5: Solve for x
   x = 10,662,482,667.25/118,768.61
6. Step 6: Final answer
   x = 89,775.26