Finding the Fourth Proportional to 84,685.51, 116,857.59 and 48,887.05

Step by Step Solution

1. Step 1: Write the proportion equation
   84,685.51 : 116,857.59 = 48,887.05 : x
2. Step 2: Convert to fraction form
   84,685.51/116,857.59 = 48,887.05/x
3. Step 3: Cross multiply
   84,685.51x = 116,857.59 × 48,887.05
4. Step 4: Simplify right side
   84,685.51x = 5,712,822,845.21
5. Step 5: Solve for x
   x = 5,712,822,845.21/84,685.51
6. Step 6: Final answer
   x = 67,459.27