Finding the Fourth Proportional to 34,385.31, 51,592.55 and 18,784.71

Step by Step Solution

1. Step 1: Write the proportion equation
   34,385.31 : 51,592.55 = 18,784.71 : x
2. Step 2: Convert to fraction form
   34,385.31/51,592.55 = 18,784.71/x
3. Step 3: Cross multiply
   34,385.31x = 51,592.55 × 18,784.71
4. Step 4: Simplify right side
   34,385.31x = 969,150,995.99
5. Step 5: Solve for x
   x = 969,150,995.99/34,385.31
6. Step 6: Final answer
   x = 28,185.03