Finding the Fourth Proportional to 42,298.64, 58,372.05 and 23,435.78

Step by Step Solution

1. Step 1: Write the proportion equation
   42,298.64 : 58,372.05 = 23,435.78 : x
2. Step 2: Convert to fraction form
   42,298.64/58,372.05 = 23,435.78/x
3. Step 3: Cross multiply
   42,298.64x = 58,372.05 × 23,435.78
4. Step 4: Simplify right side
   42,298.64x = 1,367,994,521.95
5. Step 5: Solve for x
   x = 1,367,994,521.95/42,298.64
6. Step 6: Final answer
   x = 32,341.34