Finding the Fourth Proportional to 112,567.72, 155,164.80 and 88,656.52

Step by Step Solution

1. Step 1: Write the proportion equation
   112,567.72 : 155,164.80 = 88,656.52 : x
2. Step 2: Convert to fraction form
   112,567.72/155,164.80 = 88,656.52/x
3. Step 3: Cross multiply
   112,567.72x = 155,164.80 × 88,656.52
4. Step 4: Simplify right side
   112,567.72x = 13,756,371,194.50
5. Step 5: Solve for x
   x = 13,756,371,194.50/112,567.72
6. Step 6: Final answer
   x = 122,205.29