Finding the Fourth Proportional to 62,667.89, 94,081.97 and 53,839.70

Step by Step Solution

1. Step 1: Write the proportion equation
   62,667.89 : 94,081.97 = 53,839.70 : x
2. Step 2: Convert to fraction form
   62,667.89/94,081.97 = 53,839.70/x
3. Step 3: Cross multiply
   62,667.89x = 94,081.97 × 53,839.70
4. Step 4: Simplify right side
   62,667.89x = 5,065,344,569.80
5. Step 5: Solve for x
   x = 5,065,344,569.80/62,667.89
6. Step 6: Final answer
   x = 80,828.40