Finding the Fourth Proportional to 99,007.92, 136,648.56 and 75,094.32

Step by Step Solution

1. Step 1: Write the proportion equation
   99,007.92 : 136,648.56 = 75,094.32 : x
2. Step 2: Convert to fraction form
   99,007.92/136,648.56 = 75,094.32/x
3. Step 3: Cross multiply
   99,007.92x = 136,648.56 × 75,094.32
4. Step 4: Simplify right side
   99,007.92x = 10,261,530,692.18
5. Step 5: Solve for x
   x = 10,261,530,692.18/99,007.92
6. Step 6: Final answer
   x = 103,643.53