Finding the Fourth Proportional to 116,826.18, 161,220.01 and 63,111.18

Step by Step Solution

1. Step 1: Write the proportion equation
   116,826.18 : 161,220.01 = 63,111.18 : x
2. Step 2: Convert to fraction form
   116,826.18/161,220.01 = 63,111.18/x
3. Step 3: Cross multiply
   116,826.18x = 161,220.01 × 63,111.18
4. Step 4: Simplify right side
   116,826.18x = 10,174,785,070.71
5. Step 5: Solve for x
   x = 10,174,785,070.71/116,826.18
6. Step 6: Final answer
   x = 87,093.36