Finding the Fourth Proportional to 111,703.98, 154,147.59 and 61,402.62

Step by Step Solution

1. Step 1: Write the proportion equation
   111,703.98 : 154,147.59 = 61,402.62 : x
2. Step 2: Convert to fraction form
   111,703.98/154,147.59 = 61,402.62/x
3. Step 3: Cross multiply
   111,703.98x = 154,147.59 × 61,402.62
4. Step 4: Simplify right side
   111,703.98x = 9,465,065,892.69
5. Step 5: Solve for x
   x = 9,465,065,892.69/111,703.98
6. Step 6: Final answer
   x = 84,733.47