Finding the Fourth Proportional to 39,061.32, 58,565.94 and 12,756.84

Step by Step Solution

1. Step 1: Write the proportion equation
   39,061.32 : 58,565.94 = 12,756.84 : x
2. Step 2: Convert to fraction form
   39,061.32/58,565.94 = 12,756.84/x
3. Step 3: Cross multiply
   39,061.32x = 58,565.94 × 12,756.84
4. Step 4: Simplify right side
   39,061.32x = 747,116,326.03
5. Step 5: Solve for x
   x = 747,116,326.03/39,061.32
6. Step 6: Final answer
   x = 19,126.76