Finding the Fourth Proportional to 34,667.34, 47,840.64 and 19,560.12

Step by Step Solution

1. Step 1: Write the proportion equation
   34,667.34 : 47,840.64 = 19,560.12 : x
2. Step 2: Convert to fraction form
   34,667.34/47,840.64 = 19,560.12/x
3. Step 3: Cross multiply
   34,667.34x = 47,840.64 × 19,560.12
4. Step 4: Simplify right side
   34,667.34x = 935,768,659.28
5. Step 5: Solve for x
   x = 935,768,659.28/34,667.34
6. Step 6: Final answer
   x = 26,992.80