Finding the Fourth Proportional to 43,985.42, 65,978.10 and 17,684.01

Step by Step Solution

1. Step 1: Write the proportion equation
   43,985.42 : 65,978.10 = 17,684.01 : x
2. Step 2: Convert to fraction form
   43,985.42/65,978.10 = 17,684.01/x
3. Step 3: Cross multiply
   43,985.42x = 65,978.10 × 17,684.01
4. Step 4: Simplify right side
   43,985.42x = 1,166,757,380.18
5. Step 5: Solve for x
   x = 1,166,757,380.18/43,985.42
6. Step 6: Final answer
   x = 26,526.00