Finding the Fourth Proportional to 93,148.56, 139,677.48 and 30,798

Step by Step Solution

1. Step 1: Write the proportion equation
   93,148.56 : 139,677.48 = 30,798 : x
2. Step 2: Convert to fraction form
   93,148.56/139,677.48 = 30,798/x
3. Step 3: Cross multiply
   93,148.56x = 139,677.48 × 30,798
4. Step 4: Simplify right side
   93,148.56x = 4,301,787,029.04
5. Step 5: Solve for x
   x = 4,301,787,029.04/93,148.56
6. Step 6: Final answer
   x = 46,182.00