Finding the Fourth Proportional to 151,100.84, 208,519.21 and 83,117.95

Step by Step Solution

1. Step 1: Write the proportion equation
   151,100.84 : 208,519.21 = 83,117.95 : x
2. Step 2: Convert to fraction form
   151,100.84/208,519.21 = 83,117.95/x
3. Step 3: Cross multiply
   151,100.84x = 208,519.21 × 83,117.95
4. Step 4: Simplify right side
   151,100.84x = 17,331,688,853.42
5. Step 5: Solve for x
   x = 17,331,688,853.42/151,100.84
6. Step 6: Final answer
   x = 114,702.79