Finding the Fourth Proportional to 116,809, 161,196.48 and 63,817

Step by Step Solution

1. Step 1: Write the proportion equation
   116,809 : 161,196.48 = 63,817 : x
2. Step 2: Convert to fraction form
   116,809/161,196.48 = 63,817/x
3. Step 3: Cross multiply
   116,809x = 161,196.48 × 63,817
4. Step 4: Simplify right side
   116,809x = 10,287,075,764.16
5. Step 5: Solve for x
   x = 10,287,075,764.16/116,809
6. Step 6: Final answer
   x = 88,067.49