Finding the Fourth Proportional to 88,928.37, 133,438.56 and 39,043.50

Step by Step Solution

1. Step 1: Write the proportion equation
   88,928.37 : 133,438.56 = 39,043.50 : x
2. Step 2: Convert to fraction form
   88,928.37/133,438.56 = 39,043.50/x
3. Step 3: Cross multiply
   88,928.37x = 133,438.56 × 39,043.50
4. Step 4: Simplify right side
   88,928.37x = 5,209,908,417.36
5. Step 5: Solve for x
   x = 5,209,908,417.36/88,928.37
6. Step 6: Final answer
   x = 58,585.45