Finding the Fourth Proportional to 85,101.47, 117,437.91 and 46,860.72

Step by Step Solution

1. Step 1: Write the proportion equation
   85,101.47 : 117,437.91 = 46,860.72 : x
2. Step 2: Convert to fraction form
   85,101.47/117,437.91 = 46,860.72/x
3. Step 3: Cross multiply
   85,101.47x = 117,437.91 × 46,860.72
4. Step 4: Simplify right side
   85,101.47x = 5,503,224,401.78
5. Step 5: Solve for x
   x = 5,503,224,401.78/85,101.47
6. Step 6: Final answer
   x = 64,666.62