Finding the Fourth Proportional to 118,461.82, 163,476.72 and 70,081.12

Step by Step Solution

1. Step 1: Write the proportion equation
   118,461.82 : 163,476.72 = 70,081.12 : x
2. Step 2: Convert to fraction form
   118,461.82/163,476.72 = 70,081.12/x
3. Step 3: Cross multiply
   118,461.82x = 163,476.72 × 70,081.12
4. Step 4: Simplify right side
   118,461.82x = 11,456,631,631.53
5. Step 5: Solve for x
   x = 11,456,631,631.53/118,461.82
6. Step 6: Final answer
   x = 96,711.60