Finding the Fourth Proportional to 93,789.42, 140,696.48 and 30,587.34

Step by Step Solution

1. Step 1: Write the proportion equation
   93,789.42 : 140,696.48 = 30,587.34 : x
2. Step 2: Convert to fraction form
   93,789.42/140,696.48 = 30,587.34/x
3. Step 3: Cross multiply
   93,789.42x = 140,696.48 × 30,587.34
4. Step 4: Simplify right side
   93,789.42x = 4,303,531,070.56
5. Step 5: Solve for x
   x = 4,303,531,070.56/93,789.42
6. Step 6: Final answer
   x = 45,885.04