Finding the Fourth Proportional to 93,875.74, 140,845.05 and 30,698.78

Step by Step Solution

1. Step 1: Write the proportion equation
   93,875.74 : 140,845.05 = 30,698.78 : x
2. Step 2: Convert to fraction form
   93,875.74/140,845.05 = 30,698.78/x
3. Step 3: Cross multiply
   93,875.74x = 140,845.05 × 30,698.78
4. Step 4: Simplify right side
   93,875.74x = 4,323,770,499.81
5. Step 5: Solve for x
   x = 4,323,770,499.81/93,875.74
6. Step 6: Final answer
   x = 46,058.45