Finding the Fourth Proportional to 92,931.54, 139,283.10 and 42,944.01

Step by Step Solution

1. Step 1: Write the proportion equation
   92,931.54 : 139,283.10 = 42,944.01 : x
2. Step 2: Convert to fraction form
   92,931.54/139,283.10 = 42,944.01/x
3. Step 3: Cross multiply
   92,931.54x = 139,283.10 × 42,944.01
4. Step 4: Simplify right side
   92,931.54x = 5,981,374,839.23
5. Step 5: Solve for x
   x = 5,981,374,839.23/92,931.54
6. Step 6: Final answer
   x = 64,363.24