Finding the Fourth Proportional to 78,680.93, 108,580.16 and 46,851.17

Step by Step Solution

1. Step 1: Write the proportion equation
   78,680.93 : 108,580.16 = 46,851.17 : x
2. Step 2: Convert to fraction form
   78,680.93/108,580.16 = 46,851.17/x
3. Step 3: Cross multiply
   78,680.93x = 108,580.16 × 46,851.17
4. Step 4: Simplify right side
   78,680.93x = 5,087,107,109.01
5. Step 5: Solve for x
   x = 5,087,107,109.01/78,680.93
6. Step 6: Final answer
   x = 64,654.90