Finding the Fourth Proportional to 85,987.23, 118,669.82 and 47,754.15

Step by Step Solution

1. Step 1: Write the proportion equation
   85,987.23 : 118,669.82 = 47,754.15 : x
2. Step 2: Convert to fraction form
   85,987.23/118,669.82 = 47,754.15/x
3. Step 3: Cross multiply
   85,987.23x = 118,669.82 × 47,754.15
4. Step 4: Simplify right side
   85,987.23x = 5,666,976,384.75
5. Step 5: Solve for x
   x = 5,666,976,384.75/85,987.23
6. Step 6: Final answer
   x = 65,904.86