Finding the Fourth Proportional to 91,749.96, 126,590.76 and 52,978.23

Step by Step Solution

1. Step 1: Write the proportion equation
   91,749.96 : 126,590.76 = 52,978.23 : x
2. Step 2: Convert to fraction form
   91,749.96/126,590.76 = 52,978.23/x
3. Step 3: Cross multiply
   91,749.96x = 126,590.76 × 52,978.23
4. Step 4: Simplify right side
   91,749.96x = 6,706,554,399.15
5. Step 5: Solve for x
   x = 6,706,554,399.15/91,749.96
6. Step 6: Final answer
   x = 73,095.99