Finding the Fourth Proportional to 102,654.88, 141,667.76 and 59,047.34

Step by Step Solution

1. Step 1: Write the proportion equation
   102,654.88 : 141,667.76 = 59,047.34 : x
2. Step 2: Convert to fraction form
   102,654.88/141,667.76 = 59,047.34/x
3. Step 3: Cross multiply
   102,654.88x = 141,667.76 × 59,047.34
4. Step 4: Simplify right side
   102,654.88x = 8,365,103,831.04
5. Step 5: Solve for x
   x = 8,365,103,831.04/102,654.88
6. Step 6: Final answer
   x = 81,487.64