Finding the Fourth Proportional to 39,410.17, 59,085.18 and 19,702.60

Step by Step Solution

1. Step 1: Write the proportion equation
   39,410.17 : 59,085.18 = 19,702.60 : x
2. Step 2: Convert to fraction form
   39,410.17/59,085.18 = 19,702.60/x
3. Step 3: Cross multiply
   39,410.17x = 59,085.18 × 19,702.60
4. Step 4: Simplify right side
   39,410.17x = 1,164,131,667.47
5. Step 5: Solve for x
   x = 1,164,131,667.47/39,410.17
6. Step 6: Final answer
   x = 29,538.86