Finding the Fourth Proportional to 89,167.72, 133,587.54 and 55,881.52

Step by Step Solution

1. Step 1: Write the proportion equation
   89,167.72 : 133,587.54 = 55,881.52 : x
2. Step 2: Convert to fraction form
   89,167.72/133,587.54 = 55,881.52/x
3. Step 3: Cross multiply
   89,167.72x = 133,587.54 × 55,881.52
4. Step 4: Simplify right side
   89,167.72x = 7,465,074,788.26
5. Step 5: Solve for x
   x = 7,465,074,788.26/89,167.72
6. Step 6: Final answer
   x = 83,719.48