Finding the Fourth Proportional to 91,884.78, 126,814.61 and 56,095.54

Step by Step Solution

1. Step 1: Write the proportion equation
   91,884.78 : 126,814.61 = 56,095.54 : x
2. Step 2: Convert to fraction form
   91,884.78/126,814.61 = 56,095.54/x
3. Step 3: Cross multiply
   91,884.78x = 126,814.61 × 56,095.54
4. Step 4: Simplify right side
   91,884.78x = 7,113,733,851.04
5. Step 5: Solve for x
   x = 7,113,733,851.04/91,884.78
6. Step 6: Final answer
   x = 77,420.15