Finding the Fourth Proportional to 111,817.74, 154,309.50 and 60,830.94

Step by Step Solution

1. Step 1: Write the proportion equation
   111,817.74 : 154,309.50 = 60,830.94 : x
2. Step 2: Convert to fraction form
   111,817.74/154,309.50 = 60,830.94/x
3. Step 3: Cross multiply
   111,817.74x = 154,309.50 × 60,830.94
4. Step 4: Simplify right side
   111,817.74x = 9,386,791,935.93
5. Step 5: Solve for x
   x = 9,386,791,935.93/111,817.74
6. Step 6: Final answer
   x = 83,947.25