Finding the Fourth Proportional to 99,824.04, 137,757.30 and 55,112.04

Step by Step Solution

1. Step 1: Write the proportion equation
   99,824.04 : 137,757.30 = 55,112.04 : x
2. Step 2: Convert to fraction form
   99,824.04/137,757.30 = 55,112.04/x
3. Step 3: Cross multiply
   99,824.04x = 137,757.30 × 55,112.04
4. Step 4: Simplify right side
   99,824.04x = 7,592,085,827.89
5. Step 5: Solve for x
   x = 7,592,085,827.89/99,824.04
6. Step 6: Final answer
   x = 76,054.68