Finding the Fourth Proportional to 93,123.30, 139,722.35 and 42,546.30

Step by Step Solution

1. Step 1: Write the proportion equation
   93,123.30 : 139,722.35 = 42,546.30 : x
2. Step 2: Convert to fraction form
   93,123.30/139,722.35 = 42,546.30/x
3. Step 3: Cross multiply
   93,123.30x = 139,722.35 × 42,546.30
4. Step 4: Simplify right side
   93,123.30x = 5,944,669,019.81
5. Step 5: Solve for x
   x = 5,944,669,019.81/93,123.30
6. Step 6: Final answer
   x = 63,836.54