Finding the Fourth Proportional to 76,994, 106,251.72 and 41,666

Step by Step Solution

1. Step 1: Write the proportion equation
   76,994 : 106,251.72 = 41,666 : x
2. Step 2: Convert to fraction form
   76,994/106,251.72 = 41,666/x
3. Step 3: Cross multiply
   76,994x = 106,251.72 × 41,666
4. Step 4: Simplify right side
   76,994x = 4,427,084,165.52
5. Step 5: Solve for x
   x = 4,427,084,165.52/76,994
6. Step 6: Final answer
   x = 57,499.08