Finding the Fourth Proportional to 93,300.72, 139,853.88 and 40,696.08

Step by Step Solution

1. Step 1: Write the proportion equation
   93,300.72 : 139,853.88 = 40,696.08 : x
2. Step 2: Convert to fraction form
   93,300.72/139,853.88 = 40,696.08/x
3. Step 3: Cross multiply
   93,300.72x = 139,853.88 × 40,696.08
4. Step 4: Simplify right side
   93,300.72x = 5,691,504,688.79
5. Step 5: Solve for x
   x = 5,691,504,688.79/93,300.72
6. Step 6: Final answer
   x = 61,001.72