Finding the Fourth Proportional to 117,363.51, 161,961.72 and 63,648.51

Step by Step Solution

1. Step 1: Write the proportion equation
   117,363.51 : 161,961.72 = 63,648.51 : x
2. Step 2: Convert to fraction form
   117,363.51/161,961.72 = 63,648.51/x
3. Step 3: Cross multiply
   117,363.51x = 161,961.72 × 63,648.51
4. Step 4: Simplify right side
   117,363.51x = 10,308,622,155.04
5. Step 5: Solve for x
   x = 10,308,622,155.04/117,363.51
6. Step 6: Final answer
   x = 87,834.99