Finding the Fourth Proportional to 118,951.74, 164,152.63 and 67,980.06

Step by Step Solution

1. Step 1: Write the proportion equation
   118,951.74 : 164,152.63 = 67,980.06 : x
2. Step 2: Convert to fraction form
   118,951.74/164,152.63 = 67,980.06/x
3. Step 3: Cross multiply
   118,951.74x = 164,152.63 × 67,980.06
4. Step 4: Simplify right side
   118,951.74x = 11,159,105,466.61
5. Step 5: Solve for x
   x = 11,159,105,466.61/118,951.74
6. Step 6: Final answer
   x = 93,812.04