Finding the Fourth Proportional to 99,100.04, 136,757.34 and 53,776.88

Step by Step Solution

1. Step 1: Write the proportion equation
   99,100.04 : 136,757.34 = 53,776.88 : x
2. Step 2: Convert to fraction form
   99,100.04/136,757.34 = 53,776.88/x
3. Step 3: Cross multiply
   99,100.04x = 136,757.34 × 53,776.88
4. Step 4: Simplify right side
   99,100.04x = 7,354,383,062.30
5. Step 5: Solve for x
   x = 7,354,383,062.30/99,100.04
6. Step 6: Final answer
   x = 74,211.71