Finding the Fourth Proportional to 34,735.08, 52,088.76 and 12,540.72

Step by Step Solution

1. Step 1: Write the proportion equation
   34,735.08 : 52,088.76 = 12,540.72 : x
2. Step 2: Convert to fraction form
   34,735.08/52,088.76 = 12,540.72/x
3. Step 3: Cross multiply
   34,735.08x = 52,088.76 × 12,540.72
4. Step 4: Simplify right side
   34,735.08x = 653,230,554.31
5. Step 5: Solve for x
   x = 653,230,554.31/34,735.08
6. Step 6: Final answer
   x = 18,806.08