Finding the Fourth Proportional to 92,709.30, 139,069.34 and 35,783.53

Step by Step Solution

1. Step 1: Write the proportion equation
   92,709.30 : 139,069.34 = 35,783.53 : x
2. Step 2: Convert to fraction form
   92,709.30/139,069.34 = 35,783.53/x
3. Step 3: Cross multiply
   92,709.30x = 139,069.34 × 35,783.53
4. Step 4: Simplify right side
   92,709.30x = 4,976,391,025.71
5. Step 5: Solve for x
   x = 4,976,391,025.71/92,709.30
6. Step 6: Final answer
   x = 53,677.37