Finding the Fourth Proportional to 99,516, 137,333.04 and 54,804.96

Step by Step Solution

1. Step 1: Write the proportion equation
   99,516 : 137,333.04 = 54,804.96 : x
2. Step 2: Convert to fraction form
   99,516/137,333.04 = 54,804.96/x
3. Step 3: Cross multiply
   99,516x = 137,333.04 × 54,804.96
4. Step 4: Simplify right side
   99,516x = 7,526,531,763.88
5. Step 5: Solve for x
   x = 7,526,531,763.88/99,516
6. Step 6: Final answer
   x = 75,631.37