Finding the Fourth Proportional to 118,095.84, 177,264.72 and 92,085.12

Step by Step Solution

1. Step 1: Write the proportion equation
   118,095.84 : 177,264.72 = 92,085.12 : x
2. Step 2: Convert to fraction form
   118,095.84/177,264.72 = 92,085.12/x
3. Step 3: Cross multiply
   118,095.84x = 177,264.72 × 92,085.12
4. Step 4: Simplify right side
   118,095.84x = 16,323,443,012.97
5. Step 5: Solve for x
   x = 16,323,443,012.97/118,095.84
6. Step 6: Final answer
   x = 138,222.00