Finding the Fourth Proportional to 78,566.73, 108,476.33 and 73,547.57

Step by Step Solution

1. Step 1: Write the proportion equation
   78,566.73 : 108,476.33 = 73,547.57 : x
2. Step 2: Convert to fraction form
   78,566.73/108,476.33 = 73,547.57/x
3. Step 3: Cross multiply
   78,566.73x = 108,476.33 × 73,547.57
4. Step 4: Simplify right side
   78,566.73x = 7,978,169,931.64
5. Step 5: Solve for x
   x = 7,978,169,931.64/78,566.73
6. Step 6: Final answer
   x = 101,546.42