Finding the Fourth Proportional to 42,538.15, 58,702.89 and 23,419.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,538.15 : 58,702.89 = 23,419.86 : x
2. Step 2: Convert to fraction form
   42,538.15/58,702.89 = 23,419.86/x
3. Step 3: Cross multiply
   42,538.15x = 58,702.89 × 23,419.86
4. Step 4: Simplify right side
   42,538.15x = 1,374,813,465.40
5. Step 5: Solve for x
   x = 1,374,813,465.40/42,538.15
6. Step 6: Final answer
   x = 32,319.54