Finding the Fourth Proportional to 91,963, 126,907.83 and 51,683.59

Step by Step Solution

1. Step 1: Write the proportion equation
   91,963 : 126,907.83 = 51,683.59 : x
2. Step 2: Convert to fraction form
   91,963/126,907.83 = 51,683.59/x
3. Step 3: Cross multiply
   91,963x = 126,907.83 × 51,683.59
4. Step 4: Simplify right side
   91,963x = 6,559,052,253.51
5. Step 5: Solve for x
   x = 6,559,052,253.51/91,963
6. Step 6: Final answer
   x = 71,322.73