Finding the Fourth Proportional to 34,886.70, 48,145.59 and 19,773.72

Step by Step Solution

1. Step 1: Write the proportion equation
   34,886.70 : 48,145.59 = 19,773.72 : x
2. Step 2: Convert to fraction form
   34,886.70/48,145.59 = 19,773.72/x
3. Step 3: Cross multiply
   34,886.70x = 48,145.59 × 19,773.72
4. Step 4: Simplify right side
   34,886.70x = 952,017,415.89
5. Step 5: Solve for x
   x = 952,017,415.89/34,886.70
6. Step 6: Final answer
   x = 27,288.84