Finding the Fourth Proportional to 58,895.58, 81,306 and 45,436.62

Step by Step Solution

1. Step 1: Write the proportion equation
   58,895.58 : 81,306 = 45,436.62 : x
2. Step 2: Convert to fraction form
   58,895.58/81,306 = 45,436.62/x
3. Step 3: Cross multiply
   58,895.58x = 81,306 × 45,436.62
4. Step 4: Simplify right side
   58,895.58x = 3,694,269,825.72
5. Step 5: Solve for x
   x = 3,694,269,825.72/58,895.58
6. Step 6: Final answer
   x = 62,725.76