Finding the Fourth Proportional to 118,522.15, 163,692.59 and 109,554.08

Step by Step Solution

1. Step 1: Write the proportion equation
   118,522.15 : 163,692.59 = 109,554.08 : x
2. Step 2: Convert to fraction form
   118,522.15/163,692.59 = 109,554.08/x
3. Step 3: Cross multiply
   118,522.15x = 163,692.59 × 109,554.08
4. Step 4: Simplify right side
   118,522.15x = 17,933,191,783.38
5. Step 5: Solve for x
   x = 17,933,191,783.38/118,522.15
6. Step 6: Final answer
   x = 151,306.67