Finding the Fourth Proportional to 62,827.78, 86,707.29 and 35,978.74

Step by Step Solution

1. Step 1: Write the proportion equation
   62,827.78 : 86,707.29 = 35,978.74 : x
2. Step 2: Convert to fraction form
   62,827.78/86,707.29 = 35,978.74/x
3. Step 3: Cross multiply
   62,827.78x = 86,707.29 × 35,978.74
4. Step 4: Simplify right side
   62,827.78x = 3,119,619,043.01
5. Step 5: Solve for x
   x = 3,119,619,043.01/62,827.78
6. Step 6: Final answer
   x = 49,653.50