Finding the Fourth Proportional to 62,641.84, 86,443.98 and 35,783.80

Step by Step Solution

1. Step 1: Write the proportion equation
   62,641.84 : 86,443.98 = 35,783.80 : x
2. Step 2: Convert to fraction form
   62,641.84/86,443.98 = 35,783.80/x
3. Step 3: Cross multiply
   62,641.84x = 86,443.98 × 35,783.80
4. Step 4: Simplify right side
   62,641.84x = 3,093,294,091.52
5. Step 5: Solve for x
   x = 3,093,294,091.52/62,641.84
6. Step 6: Final answer
   x = 49,380.64