Finding the Fourth Proportional to 118,513.59, 163,551.33 and 70,758.03

Step by Step Solution

1. Step 1: Write the proportion equation
   118,513.59 : 163,551.33 = 70,758.03 : x
2. Step 2: Convert to fraction form
   118,513.59/163,551.33 = 70,758.03/x
3. Step 3: Cross multiply
   118,513.59x = 163,551.33 × 70,758.03
4. Step 4: Simplify right side
   118,513.59x = 11,572,569,914.68
5. Step 5: Solve for x
   x = 11,572,569,914.68/118,513.59
6. Step 6: Final answer
   x = 97,647.62