Finding the Fourth Proportional to 91,300.67, 125,973.33 and 53,037.48

Step by Step Solution

1. Step 1: Write the proportion equation
   91,300.67 : 125,973.33 = 53,037.48 : x
2. Step 2: Convert to fraction form
   91,300.67/125,973.33 = 53,037.48/x
3. Step 3: Cross multiply
   91,300.67x = 125,973.33 × 53,037.48
4. Step 4: Simplify right side
   91,300.67x = 6,681,308,243.92
5. Step 5: Solve for x
   x = 6,681,308,243.92/91,300.67
6. Step 6: Final answer
   x = 73,179.18