Finding the Fourth Proportional to 91,343.59, 126,093 and 55,545.10

Step by Step Solution

1. Step 1: Write the proportion equation
   91,343.59 : 126,093 = 55,545.10 : x
2. Step 2: Convert to fraction form
   91,343.59/126,093 = 55,545.10/x
3. Step 3: Cross multiply
   91,343.59x = 126,093 × 55,545.10
4. Step 4: Simplify right side
   91,343.59x = 7,003,848,294.30
5. Step 5: Solve for x
   x = 7,003,848,294.30/91,343.59
6. Step 6: Final answer
   x = 76,675.86