Finding the Fourth Proportional to 19,886.57, 29,827.61 and 5,095.60

Step by Step Solution

1. Step 1: Write the proportion equation
   19,886.57 : 29,827.61 = 5,095.60 : x
2. Step 2: Convert to fraction form
   19,886.57/29,827.61 = 5,095.60/x
3. Step 3: Cross multiply
   19,886.57x = 29,827.61 × 5,095.60
4. Step 4: Simplify right side
   19,886.57x = 151,989,569.52
5. Step 5: Solve for x
   x = 151,989,569.52/19,886.57
6. Step 6: Final answer
   x = 7,642.82