Finding the Fourth Proportional to 34,707.83, 52,061.27 and 8,412.80

Step by Step Solution

1. Step 1: Write the proportion equation
   34,707.83 : 52,061.27 = 8,412.80 : x
2. Step 2: Convert to fraction form
   34,707.83/52,061.27 = 8,412.80/x
3. Step 3: Cross multiply
   34,707.83x = 52,061.27 × 8,412.80
4. Step 4: Simplify right side
   34,707.83x = 437,980,749.89
5. Step 5: Solve for x
   x = 437,980,749.89/34,707.83
6. Step 6: Final answer
   x = 12,619.08