Finding the Fourth Proportional to 188,763.32, 260,492.82 and 103,880.32

Step by Step Solution

1. Step 1: Write the proportion equation
   188,763.32 : 260,492.82 = 103,880.32 : x
2. Step 2: Convert to fraction form
   188,763.32/260,492.82 = 103,880.32/x
3. Step 3: Cross multiply
   188,763.32x = 260,492.82 × 103,880.32
4. Step 4: Simplify right side
   188,763.32x = 27,060,077,499.30
5. Step 5: Solve for x
   x = 27,060,077,499.30/188,763.32
6. Step 6: Final answer
   x = 143,354.53