Finding the Fourth Proportional to 141,686.01, 195,526.71 and 78,023.25

Step by Step Solution

1. Step 1: Write the proportion equation
   141,686.01 : 195,526.71 = 78,023.25 : x
2. Step 2: Convert to fraction form
   141,686.01/195,526.71 = 78,023.25/x
3. Step 3: Cross multiply
   141,686.01x = 195,526.71 × 78,023.25
4. Step 4: Simplify right side
   141,686.01x = 15,255,629,376.01
5. Step 5: Solve for x
   x = 15,255,629,376.01/141,686.01
6. Step 6: Final answer
   x = 107,672.09