Finding the Fourth Proportional to 185,063.25, 277,597.15 and 65,123.78

Step by Step Solution

1. Step 1: Write the proportion equation
   185,063.25 : 277,597.15 = 65,123.78 : x
2. Step 2: Convert to fraction form
   185,063.25/277,597.15 = 65,123.78/x
3. Step 3: Cross multiply
   185,063.25x = 277,597.15 × 65,123.78
4. Step 4: Simplify right side
   185,063.25x = 18,078,176,256.41
5. Step 5: Solve for x
   x = 18,078,176,256.41/185,063.25
6. Step 6: Final answer
   x = 97,686.47