Finding the Fourth Proportional to 88,917.95, 133,327.72 and 38,972.34

Step by Step Solution

1. Step 1: Write the proportion equation
   88,917.95 : 133,327.72 = 38,972.34 : x
2. Step 2: Convert to fraction form
   88,917.95/133,327.72 = 38,972.34/x
3. Step 3: Cross multiply
   88,917.95x = 133,327.72 × 38,972.34
4. Step 4: Simplify right side
   88,917.95x = 5,196,093,283.98
5. Step 5: Solve for x
   x = 5,196,093,283.98/88,917.95
6. Step 6: Final answer
   x = 58,436.94