Finding the Fourth Proportional to 62,981.86, 86,918.89 and 34,687.54

Step by Step Solution

1. Step 1: Write the proportion equation
   62,981.86 : 86,918.89 = 34,687.54 : x
2. Step 2: Convert to fraction form
   62,981.86/86,918.89 = 34,687.54/x
3. Step 3: Cross multiply
   62,981.86x = 86,918.89 × 34,687.54
4. Step 4: Simplify right side
   62,981.86x = 3,015,002,473.63
5. Step 5: Solve for x
   x = 3,015,002,473.63/62,981.86
6. Step 6: Final answer
   x = 47,870.97