Finding the Fourth Proportional to 52,659.32, 78,980.42 and 17,598.92

Step by Step Solution

1. Step 1: Write the proportion equation
   52,659.32 : 78,980.42 = 17,598.92 : x
2. Step 2: Convert to fraction form
   52,659.32/78,980.42 = 17,598.92/x
3. Step 3: Cross multiply
   52,659.32x = 78,980.42 × 17,598.92
4. Step 4: Simplify right side
   52,659.32x = 1,389,970,093.15
5. Step 5: Solve for x
   x = 1,389,970,093.15/52,659.32
6. Step 6: Final answer
   x = 26,395.52