Finding the Fourth Proportional to 42,525.47, 58,686.46 and 23,405.90

Step by Step Solution

1. Step 1: Write the proportion equation
   42,525.47 : 58,686.46 = 23,405.90 : x
2. Step 2: Convert to fraction form
   42,525.47/58,686.46 = 23,405.90/x
3. Step 3: Cross multiply
   42,525.47x = 58,686.46 × 23,405.90
4. Step 4: Simplify right side
   42,525.47x = 1,373,609,062.17
5. Step 5: Solve for x
   x = 1,373,609,062.17/42,525.47
6. Step 6: Final answer
   x = 32,300.85